Shimano GRX Crankset 40T 170 EFCRX6101CXB0 FC-RX610-1 (1x12S)

GRX FC-RX610-1 Crankset 40T (1x12S) 170 * A 1x12 speed crankset from the "GRX" series of gravel/adventure components. * Provides optimal gearing for riding on various terrains. * For single front chainring, compatible with 12-speed rear derailleur. *Bottom bracket sold separately. FC-RX610-1 40T Specifications: * Tooth count: 40T * Crank length: 165, 170, 172.5, 175mm * Compatible chain: HG 12-speed * PCD: 110mm * Chainline: 49.7mm * Q-factor: 151mm * Axle type: Hollowtech II (24mm) * Recommended BB: BB-RS501, BB-RS500-PB * Compatible BB shell width: 68mm, 70mm * Reference weight: 812g