{"product_id":"alugear-aero-chainrings-set-2x12sp-round-for-110-bcd-4-bolt-shimano-asymmetric","title":"Alugear AERO Chainrings Set – 2x12sp Round for 110 BCD 4‑bolt Shimano Asymmetric","description":"\u003ch2\u003e\u003cspan class=\"\"\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cblockquote\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eTechnologically sound, extremely light, and unique in design. The ultimate AERO upgrade for your Shimano 12‑speed crankset.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThe Alugear AERO Chainrings Set is a precision‑engineered 2×12‑speed replacement chainring set designed for Shimano's asymmetric 110 BCD 4‑bolt cranks. CNC‑machined from\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e7075‑T6 aluminium\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eand hard‑coat anodised, these chainrings deliver a compelling combination of weight reduction, increased stiffness, visual integration, and an aero bonus—without the need to replace your entire crankset\u003c\/span\u003e\u003cspan class=\"\"\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eWhether you're upgrading your Dura‑Ace, Ultegra, or 105 groupset, the Alugear AERO chainrings offer a drop‑in solution that shaves grams, improves shifting performance, and gives your bike a distinctive, race‑inspired look.\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003e🏆 Extreme Lightweight – Shed Grams Without Compromise\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eOuter chainring (50T):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e112g\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eOuter chainring (52T):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e127g\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eOuter chainring (54T):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e143g\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eInner chainring (34T):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e26g\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eInner chainring (36T):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e29g\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eInner chainring (40T):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e40g\u003c\/span\u003e\u003ca href=\"https:\/\/alugear.com\/chainrings-2x\/424-upgrade-aero-kit-for-105-r7100-2x12speed-chainrings-cover.html?SubmitCurrency=1\u0026amp;id_currency=3\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/alugear.com\/chainrings-2x\/372-22449-chainrings-set-2x12speed-round-for-110-bcd-4b-shimano-asymmetric.html#\/11-color-black\/66-size-54t_40t\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eUsing extensive experience and vigorous testing, Alugear engineers strategically machined the chainrings to achieve\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003elarge gains in weight reduction\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003ewith only minimal sacrifices in impact strength\u003c\/span\u003e\u003ca href=\"https:\/\/alugear.com\/chainrings-2x\/424-upgrade-aero-kit-for-105-r7100-2x12speed-chainrings-cover.html?SubmitCurrency=1\u0026amp;id_currency=3\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cspan class=\"\"\u003e. The result is some of the lightest chainrings on the market\u003c\/span\u003e\u003cspan class=\"\"\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003e⚙️ Precision CNC‑Machined from 7075‑T6 Aluminium\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eAerospace‑grade 7075‑T6 aluminium\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e– renowned for its exceptional strength‑to‑weight ratio\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCNC‑milled\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003efrom solid billet for precise tolerances and consistent quality\u003c\/span\u003e\u003ca href=\"https:\/\/alugear.com\/chainrings-2x\/424-upgrade-aero-kit-for-105-r7100-2x12speed-chainrings-cover.html?SubmitCurrency=1\u0026amp;id_currency=3\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eHard‑coat industrially anodised\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e– provides protection from mechanical impacts, a premium look, and long‑lasting tactile feel\u003c\/span\u003e\u003ca href=\"https:\/\/alugear.com\/chainrings-2x\/424-upgrade-aero-kit-for-105-r7100-2x12speed-chainrings-cover.html?SubmitCurrency=1\u0026amp;id_currency=3\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.bike24.com\/p2839913.html?origin=BP\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003e🚀 Optimised Shifting Performance – Shift Under Load with Confidence\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSpecial tooth profiles\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003edesigned specifically for use with road chains\u003c\/span\u003e\u003ca href=\"https:\/\/alugear.com\/chainrings-2x\/424-upgrade-aero-kit-for-105-r7100-2x12speed-chainrings-cover.html?SubmitCurrency=1\u0026amp;id_currency=3\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eMounting and climbing aids\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003efacilitate particularly\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003esoft and fast shifting\u003c\/span\u003e\u003c\/strong\u003e\u003ca href=\"https:\/\/alugear.com\/chainrings-2x\/424-upgrade-aero-kit-for-105-r7100-2x12speed-chainrings-cover.html?SubmitCurrency=1\u0026amp;id_currency=3\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eEnables\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eshifting under load\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003ewith ease\u003c\/span\u003e\u003ca href=\"https:\/\/alugear.com\/chainrings-2x\/424-upgrade-aero-kit-for-105-r7100-2x12speed-chainrings-cover.html?SubmitCurrency=1\u0026amp;id_currency=3\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/alugear.com\/chainrings-2x\/372-22449-chainrings-set-2x12speed-round-for-110-bcd-4b-shimano-asymmetric.html#\/11-color-black\/66-size-54t_40t\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThe chainrings are specially tuned by climbing aids and achieve their\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003esuperior shifting performance\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003ein the combinations provided by Alugear\u003c\/span\u003e\u003ca href=\"https:\/\/alugear.com\/chainrings-2x\/424-upgrade-aero-kit-for-105-r7100-2x12speed-chainrings-cover.html?SubmitCurrency=1\u0026amp;id_currency=3\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.bike24.com\/p2839913.html?origin=BP\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003e🔇 Smooth, Quiet Operation\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eUnique tooth profile\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eeliminates chain noise and reduces wear\u003c\/span\u003e\u003ca href=\"https:\/\/alugear.com\/chainrings-2x\/424-upgrade-aero-kit-for-105-r7100-2x12speed-chainrings-cover.html?SubmitCurrency=1\u0026amp;id_currency=3\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eProvides\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003esmooth operation\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eacross the entire drivetrain system\u003c\/span\u003e\u003ca href=\"https:\/\/www.bike24.com\/p2839913.html?origin=BP\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003e🎨 Distinctive AERO Design\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eOriginal AERO design\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003ewith a striking visual presence\u003c\/span\u003e\u003ca href=\"https:\/\/alugear.com\/chainrings-2x\/424-upgrade-aero-kit-for-105-r7100-2x12speed-chainrings-cover.html?SubmitCurrency=1\u0026amp;id_currency=3\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eAero cover\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e(included with some configurations) enhances aerodynamic efficiency and completes the sleek, integrated look\u003c\/span\u003e\u003ca href=\"https:\/\/alugear.com\/chainrings-2x\/424-upgrade-aero-kit-for-105-r7100-2x12speed-chainrings-cover.html?SubmitCurrency=1\u0026amp;id_currency=3\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eAvailable in\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eBlack\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003ewith additional colour options\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003e🏁 Race‑Ready Compatibility\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSpecifically engineered for\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e2×12‑speed road and time trial\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003euse\u003c\/span\u003e\u003ca href=\"https:\/\/alugear.com\/chainrings-2x\/424-upgrade-aero-kit-for-105-r7100-2x12speed-chainrings-cover.html?SubmitCurrency=1\u0026amp;id_currency=3\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eCompatible with\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eShimano HG+ 12‑speed chains\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eand KMC 12‑speed chains\u003c\/span\u003e\u003ca href=\"https:\/\/alugear.com\/chainrings-2x\/424-upgrade-aero-kit-for-105-r7100-2x12speed-chainrings-cover.html?SubmitCurrency=1\u0026amp;id_currency=3\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/alugear.com\/chainrings-2x\/424-upgrade-aero-kit-for-105-r7100-2x12speed-chainrings-cover.html?srsltid=AfmBOorFlc5GjIqDzshcFo-TpNdriaLexmtnvr-4Awx0pT01bkbeO20c\u0026amp;SubmitCurrency=1\u0026amp;id_currency=4\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eSpecifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cdiv class=\"ds-scroll-area ds-scroll-area--show-on-focus-within ds-scroll-area--enabled _1210dd7 c03cafe9\"\u003e\n\u003cdiv class=\"ds-scroll-area__gutters\"\u003e\n\u003cdiv class=\"ds-scroll-area__horizontal-gutter\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"ds-scroll-area__vertical-gutter\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eDetail\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eModel\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eAlugear AERO Chainrings Set – 2x12sp Round\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eBCD\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e110 mm Shimano Asymmetric (4‑bolt)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eMaterial\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e7075‑T6 aluminium\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eManufacturing\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eCNC‑milled from solid billet\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSurface Treatment\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eHard‑coat industrial anodising\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eIntended Use\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e2×12‑speed Road and Time Trial\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eOptimum Combinations\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan class=\"\"\u003e50‑34T \/ 52‑36T \/ 54‑40T \/ 56‑40T\u003c\/span\u003e\u003ca href=\"https:\/\/alugear.com\/chainrings-2x\/424-upgrade-aero-kit-for-105-r7100-2x12speed-chainrings-cover.html?SubmitCurrency=1\u0026amp;id_currency=3\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/alugear.com\/chainrings-2x\/424-upgrade-aero-kit-for-105-r7100-2x12speed-chainrings-cover.html?srsltid=AfmBOorFlc5GjIqDzshcFo-TpNdriaLexmtnvr-4Awx0pT01bkbeO20c\u0026amp;SubmitCurrency=1\u0026amp;id_currency=4\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eMounting Position\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan class=\"\"\u003eOuter: 50T, 52T, 54T, 56T \/ Inner: 34T, 36T, 40T\u003c\/span\u003e\u003ca href=\"https:\/\/alugear.com\/chainrings-2x\/424-upgrade-aero-kit-for-105-r7100-2x12speed-chainrings-cover.html?SubmitCurrency=1\u0026amp;id_currency=3\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eChain Compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan class=\"\"\u003e12‑speed Shimano HG+, 12‑speed KMC\u003c\/span\u003e\u003ca href=\"https:\/\/alugear.com\/chainrings-2x\/424-upgrade-aero-kit-for-105-r7100-2x12speed-chainrings-cover.html?SubmitCurrency=1\u0026amp;id_currency=3\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eOrigin\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan class=\"\"\u003eProudly made in Poland\u003c\/span\u003e\u003ca href=\"https:\/\/alugear.com\/chainrings-2x\/424-upgrade-aero-kit-for-105-r7100-2x12speed-chainrings-cover.html?SubmitCurrency=1\u0026amp;id_currency=3\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eManufacturer\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan class=\"\"\u003eALUGEAR ENGINEERS Sp. z o.o.\u003c\/span\u003e\u003ca href=\"https:\/\/www.bike24.com\/p2839908.html\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003e📦 Package Contents\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eAERO Kit (with Cover):\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e1× Outer chainring\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e1× Inner chainring\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e1× Aero cover with bolts\u003c\/span\u003e\u003ca href=\"https:\/\/alugear.com\/chainrings-2x\/424-upgrade-aero-kit-for-105-r7100-2x12speed-chainrings-cover.html?SubmitCurrency=1\u0026amp;id_currency=3\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eStandard Set (without Cover):\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e1× Outer chainring\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e1× Inner chainring\u003c\/span\u003e\u003ca href=\"https:\/\/alugear.com\/chainrings-2x\/372-22449-chainrings-set-2x12speed-round-for-110-bcd-4b-shimano-asymmetric.html#\/11-color-black\/66-size-54t_40t\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eCompatibility\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003e✅ Compatible Cranksets:\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eShimano Dura‑Ace\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eFC‑R9200 (12‑speed)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eShimano Ultegra\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eFC‑R8100 (12‑speed)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eShimano 105\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eFC‑R7100 (12‑speed)\u003c\/span\u003e\u003ca href=\"https:\/\/alugear.com\/chainrings-2x\/424-upgrade-aero-kit-for-105-r7100-2x12speed-chainrings-cover.html?SubmitCurrency=1\u0026amp;id_currency=3\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/alugear.com\/chainrings-2x\/372-22449-chainrings-set-2x12speed-round-for-110-bcd-4b-shimano-asymmetric.html#\/11-color-black\/66-size-54t_40t\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.bike24.com\/p2839913.html?origin=BP\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003e✅ Compatible Power Meter Cranks:\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eShimano Dura‑Ace\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eFC‑R9200‑P\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eShimano Ultegra\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eFC‑R8100‑P\u003c\/span\u003e\u003ca href=\"https:\/\/alugear.com\/chainrings-2x\/372-22449-chainrings-set-2x12speed-round-for-110-bcd-4b-shimano-asymmetric.html#\/11-color-black\/66-size-54t_40t\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.bike24.com\/p2839913.html?origin=BP\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003e✅ Compatible Chains:\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eShimano 12‑speed HG+\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003echains\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eKMC 12‑speed\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003echains\u003c\/span\u003e\u003ca href=\"https:\/\/alugear.com\/chainrings-2x\/424-upgrade-aero-kit-for-105-r7100-2x12speed-chainrings-cover.html?SubmitCurrency=1\u0026amp;id_currency=3\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.bike24.com\/p2839913.html?origin=BP\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003e⚠️ Important Notes:\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThe correct operation of the 2x set is\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eguaranteed only when using Alugear outer and inner chainrings together\u003c\/span\u003e\u003c\/strong\u003e\u003ca href=\"https:\/\/alugear.com\/chainrings-2x\/424-upgrade-aero-kit-for-105-r7100-2x12speed-chainrings-cover.html?SubmitCurrency=1\u0026amp;id_currency=3\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eOnly use original ALUGEAR bolts\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eduring installation. Using other bolts may cause damage\u003c\/span\u003e\u003ca href=\"https:\/\/alugear.com\/chainrings-2x\/424-upgrade-aero-kit-for-105-r7100-2x12speed-chainrings-cover.html?SubmitCurrency=1\u0026amp;id_currency=3\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eRequires\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e6.5 mm bolts and 7 mm nuts\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e(sold separately for standard set)\u003c\/span\u003e\u003ca href=\"https:\/\/www.bike24.com\/p2839913.html?origin=BP\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.bike24.com\/p2839908.html\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eTool required:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e5 mm hexagon socket\u003c\/span\u003e\u003ca href=\"https:\/\/alugear.com\/chainrings-2x\/424-upgrade-aero-kit-for-105-r7100-2x12speed-chainrings-cover.html?SubmitCurrency=1\u0026amp;id_currency=3\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eWhat Riders Are Saying\u003c\/span\u003e\u003c\/h2\u003e\n\u003cblockquote\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cem\u003e\u003cspan class=\"\"\u003e\"My overall experience with Alugear's 2‑By Aero Chainrings for Shimano 12‑speed cranks left nothing to be desired. They are beautifully manufactured, and even upon close inspection I couldn't find any flaws. This is my second pair.\"\u003c\/span\u003e\u003c\/em\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e—\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDenis, Switzerland\u003c\/span\u003e\u003c\/strong\u003e\u003ca href=\"https:\/\/alugear.com\/?post_type=product\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003cblockquote\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cem\u003e\u003cspan class=\"\"\u003e\"Excellent quality components. The machining is very clean, the edges are sharp, and the anodizing is perfectly uniform.\"\u003c\/span\u003e\u003c\/em\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e—\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cycling-review.net\/\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003cspan class=\"\"\u003eCycling-Review.net\u003c\/span\u003e\u003c\/a\u003e\u003cspan class=\"\"\u003e,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eFrance\u003c\/span\u003e\u003c\/strong\u003e\u003ca href=\"https:\/\/alugear.com\/?post_type=product\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003cblockquote\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cem\u003e\u003cspan class=\"\"\u003e\"I think revised Alugear 2x is pretty good now, judging by reports of riders I know.\"\u003c\/span\u003e\u003c\/em\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e—\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eWeightWeenies Forum\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003cblockquote\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cem\u003e\u003cspan class=\"\"\u003e\"ALUGEAR is the simple answer to one precise problem: reduce weight, increase stiffness, improve visual integration and gain an aero bonus without changing the complete crankset.\"\u003c\/span\u003e\u003c\/em\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e—\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/velo-perso.com\/\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003cspan class=\"\"\u003eVelo-Perso.com\u003c\/span\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eWhy Choose Alugear AERO?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cdiv class=\"ds-scroll-area ds-scroll-area--show-on-focus-within ds-scroll-area--enabled _1210dd7 c03cafe9\"\u003e\n\u003cdiv class=\"ds-scroll-area__gutters\"\u003e\n\u003cdiv class=\"ds-scroll-area__horizontal-gutter\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"ds-scroll-area__vertical-gutter\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eAlugear AERO\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eShimano OEM\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eOther Aftermarket\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eMaterial\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e⭐⭐⭐⭐⭐ 7075‑T6 CNC\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e⭐⭐⭐⭐ Alloy\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e⭐⭐⭐ Varies\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eWeight\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan class=\"\"\u003e⭐⭐⭐⭐⭐\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eExtremely light\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e⭐⭐⭐ Moderate\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e⭐⭐⭐⭐ Light\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eAero Design\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e⭐⭐⭐⭐⭐ Original AERO\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e⭐⭐⭐ Standard\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e⭐⭐⭐ Varies\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eShifting Performance\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e⭐⭐⭐⭐⭐ Optimised\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e⭐⭐⭐⭐⭐ Excellent\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e⭐⭐⭐⭐ Good\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eHard Anodising\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e⭐⭐⭐⭐⭐ Yes\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e⭐⭐⭐⭐ Yes\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e⭐⭐⭐ Varies\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eMade in\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan class=\"\"\u003e⭐⭐⭐⭐⭐\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ePoland\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e⭐⭐⭐⭐ Japan\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e⭐⭐⭐ Varies\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eTechnical Notes\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e⚠️\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCorrect Operation:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eThe superior shifting performance of these chainrings is achieved\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eonly when using the combinations specified by Alugear\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e(50‑34, 52‑36, 54‑40, 56‑40)\u003c\/span\u003e\u003ca href=\"https:\/\/alugear.com\/chainrings-2x\/424-upgrade-aero-kit-for-105-r7100-2x12speed-chainrings-cover.html?SubmitCurrency=1\u0026amp;id_currency=3\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e⚠️\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eChain Recommendation:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eFor best results, use a\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003enew, well‑lubricated chain\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003ewith your new Alugear chainrings\u003c\/span\u003e\u003ca href=\"https:\/\/alugear.com\/chainrings-2x\/424-upgrade-aero-kit-for-105-r7100-2x12speed-chainrings-cover.html?SubmitCurrency=1\u0026amp;id_currency=3\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e⚠️\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eInstallation:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eUse\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eonly original ALUGEAR bolts\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eto prevent damage to the cover and chainrings\u003c\/span\u003e\u003ca href=\"https:\/\/alugear.com\/chainrings-2x\/424-upgrade-aero-kit-for-105-r7100-2x12speed-chainrings-cover.html?SubmitCurrency=1\u0026amp;id_currency=3\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e⚠️\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eTool:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e5 mm hexagon socket required for installation\u003c\/span\u003e\u003ca href=\"https:\/\/alugear.com\/chainrings-2x\/424-upgrade-aero-kit-for-105-r7100-2x12speed-chainrings-cover.html?SubmitCurrency=1\u0026amp;id_currency=3\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e⚠️\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eProduction:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eMost Alugear components are\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eproduced on demand\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. Each order goes through a dedicated processing period to ensure proper manufacturing, finishing, and quality control before shipping\u003c\/span\u003e\u003ca href=\"https:\/\/alugear.com\/?post_type=product\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e⚠️\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eWarranty:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e30‑day return policy for unused products\u003c\/span\u003e\u003ca href=\"https:\/\/alugear.com\/chainrings-2x\/424-upgrade-aero-kit-for-105-r7100-2x12speed-chainrings-cover.html?SubmitCurrency=1\u0026amp;id_currency=3\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eAbout Alugear\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cem\u003e\u003cspan class=\"\"\u003eAlugear (ALUGEAR ENGINEERS Sp. z o.o.) is a Polish manufacturer of high‑performance bicycle drivetrain components. Based in Borek Szlachecki, Poland, Alugear designs and manufactures its products entirely in‑house, ensuring precision, consistency, and uncompromised quality\u003c\/span\u003e\u003ca href=\"https:\/\/www.bike24.com\/p2839908.html\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/alugear.com\/?post_type=product\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cspan class=\"\"\u003e. From road and gravel to XC and enduro, Alugear components are engineered for riders who value performance, reliability, and clean engineering over compromise\u003c\/span\u003e\u003ca href=\"https:\/\/alugear.com\/?post_type=product\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cspan class=\"\"\u003e. Committed to quality and innovation, Alugear is a brand built by riders, for riders who care about how their bike rides, how it feels, and how it looks\u003c\/span\u003e\u003ca href=\"https:\/\/alugear.com\/?post_type=product\" rel=\"noreferrer\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cspan class=\"\"\u003e.\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eUpgrade your drivetrain with Polish precision and AERO performance. Add the Alugear AERO Chainrings Set to your cart today!\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"ALUGEAR","offers":[{"title":"Blue \/ 48-34T","offer_id":54169555698028,"sku":null,"price":1320.0,"currency_code":"HKD","in_stock":true},{"title":"Blue \/ 50-34T","offer_id":54169555730796,"sku":null,"price":1370.0,"currency_code":"HKD","in_stock":true},{"title":"Blue \/ 52-36T","offer_id":54169555763564,"sku":null,"price":1370.0,"currency_code":"HKD","in_stock":true},{"title":"Blue \/ 54-40T","offer_id":54169555796332,"sku":null,"price":1450.0,"currency_code":"HKD","in_stock":true},{"title":"Blue \/ 56-40T","offer_id":54169555829100,"sku":null,"price":1610.0,"currency_code":"HKD","in_stock":true},{"title":"Red \/ 48-34T","offer_id":54169555861868,"sku":null,"price":1320.0,"currency_code":"HKD","in_stock":true},{"title":"Red \/ 50-34T","offer_id":54169555894636,"sku":null,"price":1370.0,"currency_code":"HKD","in_stock":true},{"title":"Red \/ 52-36T","offer_id":54169555927404,"sku":null,"price":1370.0,"currency_code":"HKD","in_stock":true},{"title":"Red \/ 54-40T","offer_id":54169555960172,"sku":null,"price":1450.0,"currency_code":"HKD","in_stock":true},{"title":"Red \/ 56-40T","offer_id":54169555992940,"sku":null,"price":1610.0,"currency_code":"HKD","in_stock":true},{"title":"Black \/ 48-34T","offer_id":54169556025708,"sku":null,"price":1320.0,"currency_code":"HKD","in_stock":true},{"title":"Black \/ 50-34T","offer_id":54169556058476,"sku":null,"price":1370.0,"currency_code":"HKD","in_stock":true},{"title":"Black \/ 52-36T","offer_id":54169556091244,"sku":null,"price":1370.0,"currency_code":"HKD","in_stock":true},{"title":"Black \/ 54-40T","offer_id":54169556124012,"sku":null,"price":1450.0,"currency_code":"HKD","in_stock":true},{"title":"Black \/ 56-40T","offer_id":54169556156780,"sku":null,"price":1610.0,"currency_code":"HKD","in_stock":true},{"title":"Silver \/ 48-34T","offer_id":54169556189548,"sku":null,"price":1320.0,"currency_code":"HKD","in_stock":true},{"title":"Silver \/ 50-34T","offer_id":54169556222316,"sku":null,"price":1370.0,"currency_code":"HKD","in_stock":true},{"title":"Silver \/ 52-36T","offer_id":54169556255084,"sku":null,"price":1370.0,"currency_code":"HKD","in_stock":true},{"title":"Silver \/ 54-40T","offer_id":54169556287852,"sku":null,"price":1450.0,"currency_code":"HKD","in_stock":true},{"title":"Silver \/ 56-40T","offer_id":54169556320620,"sku":null,"price":1610.0,"currency_code":"HKD","in_stock":true},{"title":"Orange \/ 48-34T","offer_id":54169556353388,"sku":null,"price":1320.0,"currency_code":"HKD","in_stock":true},{"title":"Orange \/ 50-34T","offer_id":54169556386156,"sku":null,"price":1370.0,"currency_code":"HKD","in_stock":true},{"title":"Orange \/ 52-36T","offer_id":54169556418924,"sku":null,"price":1370.0,"currency_code":"HKD","in_stock":true},{"title":"Orange \/ 54-40T","offer_id":54169556451692,"sku":null,"price":1450.0,"currency_code":"HKD","in_stock":true},{"title":"Orange \/ 56-40T","offer_id":54169556484460,"sku":null,"price":1610.0,"currency_code":"HKD","in_stock":true},{"title":"Green \/ 48-34T","offer_id":54169556517228,"sku":null,"price":1320.0,"currency_code":"HKD","in_stock":true},{"title":"Green \/ 50-34T","offer_id":54169556549996,"sku":null,"price":1370.0,"currency_code":"HKD","in_stock":true},{"title":"Green \/ 52-36T","offer_id":54169556582764,"sku":null,"price":1370.0,"currency_code":"HKD","in_stock":true},{"title":"Green \/ 54-40T","offer_id":54169556615532,"sku":null,"price":1450.0,"currency_code":"HKD","in_stock":true},{"title":"Green \/ 56-40T","offer_id":54169556648300,"sku":null,"price":1610.0,"currency_code":"HKD","in_stock":true},{"title":"EMBER GOLD \/ 48-34T","offer_id":54169556681068,"sku":null,"price":1320.0,"currency_code":"HKD","in_stock":true},{"title":"EMBER GOLD \/ 50-34T","offer_id":54169556713836,"sku":null,"price":1370.0,"currency_code":"HKD","in_stock":true},{"title":"EMBER GOLD \/ 52-36T","offer_id":54169556746604,"sku":null,"price":1370.0,"currency_code":"HKD","in_stock":true},{"title":"EMBER GOLD \/ 54-40T","offer_id":54169556779372,"sku":null,"price":1450.0,"currency_code":"HKD","in_stock":true},{"title":"EMBER GOLD \/ 56-40T","offer_id":54169556812140,"sku":null,"price":1610.0,"currency_code":"HKD","in_stock":true},{"title":"Purple \/ 48-34T","offer_id":54169556844908,"sku":null,"price":1320.0,"currency_code":"HKD","in_stock":true},{"title":"Purple \/ 50-34T","offer_id":54169556877676,"sku":null,"price":1370.0,"currency_code":"HKD","in_stock":true},{"title":"Purple \/ 52-36T","offer_id":54169556910444,"sku":null,"price":1370.0,"currency_code":"HKD","in_stock":true},{"title":"Purple \/ 54-40T","offer_id":54169556943212,"sku":null,"price":1450.0,"currency_code":"HKD","in_stock":true},{"title":"Purple \/ 56-40T","offer_id":54169556975980,"sku":null,"price":1610.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0980\/6210\/6988\/files\/Close-upmacrodetailofblueanodizedALUGEARAEROouterGRXchainringteethandwave-machinedsurface.jpg?v=1786363762","url":"https:\/\/watts-lab.myshopify.com\/products\/alugear-aero-chainrings-set-2x12sp-round-for-110-bcd-4-bolt-shimano-asymmetric","provider":"WATTS LAB ","version":"1.0","type":"link"}