Shimano FC-RX610 GRX Chainset 1x12 Speed

Shimano GRX, with its gravel specific ergonomics, optimized gearing options, rugged reliability, and quiet and stable drivetrain, sets itself apart from the rest of the component world.

12-speed single chainset offers optimum gearing for mixed terrains and riding styles.

Designed to work with HollowTech II type bottom bracket cups.