Shimano GRX FC-RX810 Crankset

* GRX 11 speed, hollow arm double crankset* 31-48T: Shimano's widest range gravel-oriented double crank, provides optimum gearing and maximum efficiency for mixed terrain riding* Tighter gear steps than 1X drivetrains make it easier to maintain pedaling rhythm* Bottom Bracket : Not included - SM-BBR60 / SM-BB72* Chainline : 46.9mm* Weight: 710g