Shimano’s FC-RX810-1 crank balances weight and efficiency for mixed-terrain riding. Gearing options cater for the specific demands of gravel riding and to maintain tighter gear steps for maintaining pedaling rhythm.

Features

• Optimum gearing for mixed terrains and riding styles
• Tighter gear steps maintain rhythm on familiar routes
• Gear combination: 42T

Product Specifications

• Model No: FC-RX810-1
• Series: GRX 11-speed
• Colour: Series colour
• Average weight: 656 grams (42T)
• Rear speeds: 11
• Compatible chain: LinkGlide, HG 11-speed
• Chain line (mm): 49.7
• P.C.D. left / right (mm): 110
• P.C.D. (mm): 110
• Spider/gear arms: 4
• Chainring combination: 42T
• Q-factor (mm): 151
• Crank arm length (mm)|170: Yes
• Optional chain guard|Without chain/bash guard: Yes
• HollowTech II: Yes
• HollowTech crank arm: Yes
• Compatible bottom bracket type|Outboard: Yes
• Recommended bottom bracket|Threaded (normal): SM-BBR60
• Recommended bottom bracket|Press-Fit: SM-BB72
• Threaded bottom bracket shell width (mm)|68: Yes
• Threaded bottom bracket shell width (mm)|70: Yes
• Crank fixing screw included: Yes