Shimano GRX FC-RX810-1 40T 11-Speed Hollowtech II 170mm Crankset

Shimano GRX 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 cadence. It is offered in 40T and 42T chainring options and 170mm 172.5mm and 175mm crank arm lengths.

• Gravel gear ratios preserve riding rhythm over rough surfaces with wider tires
• Optimum gearing for mixed terrains and riding styles
• Wide-range double
• Gear combinations: 48-31T 40T 42T