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 chainsetInnovative forged and anodised aluminium crank arms for minimum flexThe 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...
Best Price: £112.49 from Tweeks Cycles
| Stockist | Catalogue Product Name | Price | |
|---|---|---|---|
| Shimano FC-RS520 105 Double 12-Speed Chainset - 170mm | £112.49 | Visit Store |
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