{"product_id":"corone-alugear-aero-2x12-110-bcd-4b-shimano-asymmetric-50-34t","title":"Alugear Aero 2x12 110 BCD 4b Shimano Asymmetric chainring - 54-40T","description":"\u003ch3\u003eALUGEAR AERO 2x12 Road Shimano Chainrings\u003c\/h3\u003e \u003cp\u003eThe \u003cstrong\u003eALUGEAR 2x12 chainrings\u003c\/strong\u003e AERO are designed for high-performance road and time trial drivetrains. The optimized design delivers a significant weight reduction while maintaining stiffness and shifting precision. This \u003cstrong\u003eShimano road bike chainring\u003c\/strong\u003e system is developed for 2x12 setups, offering efficient power transfer and compatibility with modern cranksets featuring a 110 mm asymmetrical standard.\u003c\/p\u003e \u003ch3\u003eMaterials and workmanship\u003c\/h3\u003e \u003cp\u003eMade from \u003cstrong\u003e7075 T6 aluminum chainrings\u003c\/strong\u003e, they deliver high mechanical strength and long-lasting durability. The \u003cstrong\u003eCNC-machined chainring\u003c\/strong\u003e process ensures tight tolerances and a high-quality build. Industrial anodizing protects the surface from wear and impact, making these \u003cstrong\u003eanodized bike chainrings\u003c\/strong\u003e suitable for intensive use while maintaining consistent performance over time.\u003c\/p\u003e \u003ch3\u003ePerformance and compatibility\u003c\/h3\u003e \u003cp\u003eThe advanced tooth profile improves shifting smoothness even under load, thanks to ramps and pins designed for rapid transitions between chainrings. This \u003cstrong\u003eShimano 12-speed chainrings\u003c\/strong\u003e system is optimized for specific combinations, ensuring efficiency and quiet operation. The \u003cstrong\u003edouble chainring bike chainrings\u003c\/strong\u003e are compatible with Shimano 2x12 cranksets and HG+ chains, making them a technical solution for road and time trial use.\u003c\/p\u003e \u003ch3\u003eTechnical features\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eALUGEAR 2x12 chainrings\u003c\/strong\u003e for road and TT systems.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShimano road bike chainrings\u003c\/strong\u003e compatible with 110 mm asymmetrical BCD.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHigh-strength 7075 T6 aluminum chainring\u003c\/strong\u003e.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCNC-machined chainring\u003c\/strong\u003e for precision and finish.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAnodized bike chainrings\u003c\/strong\u003e with protective treatment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShimano 12-speed chainrings\u003c\/strong\u003e compatible with HG+ chains.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDouble chainring bike chainrings\u003c\/strong\u003e with optimized combinations (50-34, 52-36, 54-40, 56-40).\u003c\/li\u003e \u003cli\u003eMounting on 4-arm spider.\u003c\/li\u003e \u003cli\u003eVariable weight: outer 112 g – 171 g; inner 26 g – 40 g.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLightweight road bike chainrings\u003c\/strong\u003e for performance and smooth shifting.\u003c\/li\u003e \u003c\/ul\u003e ","brand":"Alugear","offers":[{"title":"50-34 \/ Black","offer_id":54078204445018,"sku":null,"price":149.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/7139\/6534\/files\/Corone-Alugear-Aero-2x12-110-BCD-4b-Shimano-Asymme-0.png?v=1777489570","url":"https:\/\/www.all4cycling.com\/en\/products\/corone-alugear-aero-2x12-110-bcd-4b-shimano-asymmetric-50-34t","provider":"All4cycling ","version":"1.0","type":"link"}