SHIMANO GRX Gravel Crankset FC-RX810-1 Chainring Size:40T and is adopted by many

and is adopted by many professionals for their track frames

110mm Pitch Circle Diameter

Smooth and reliable shifting performance

-Compatability: any standard M6 cap head bolt will fit

For the long miles of endurance cycling

SHIMANO GRX Gravel Crankset FC-RX810-1 Chainring Size:40T and is adopted by manySHIMANO GRX Gravel Crankset 1x11 speed SHIMANO's new 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. It is offered in 40T and 42T chainring options and 170, 172. 5, and 175mm crank arm lengths.