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eBay£27.99Visit shop Shimano 105 FC-RS520 2x12 Road Bike Right Hand Crank ONLY 172.5mm NO CHAIN RINGS
Visit shopeBay£29.99Visit shop Shimano 105 FC-RS520 2x12 Road Bike REPLACEMENT CHAIN RINGS 50/34T CY4-SHC-12S
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The Shimano FC-RS520 105 Double 12-Speed Chainset is a 2-piece crank that uses an outboard, 24 mm bottom bracket and features 2x12 speed 50-34T chainrings. It uses a 4-arm construction and is compatible with modern disc brake road frames. The chainring teeth have been developed to work in conjunction with Hyperglide plus 12-speed chains for increased contact to provide greater efficiency and improved power transfer. Lightweight 12-speed 2-piece design chainset Innovative forged and anodised aluminium crank arms for minimum flex The chainring teeth have been developed to work in conjunction with Hyperglide plus 12-speed chains for increased contact to provide greater efficiency and improved power transfer 2-piece design bottom bracket bearings to be spaced wider apart, enabling the use of larger bearings and an increased axle diameter Can be used with Shimano external or press-fit bottom brackets The system allows for easier installation, adjustment, and maintenance Lightweight anodised aluminium chainrings for smooth and precise shifting.
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