Shimano

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 worldThe HollowTech II 12-speed single chainset offers optimum gearing for mixed terrains and riding stylesDesigned to wo..

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 worldThe HollowTech II 12-speed single chainset offers optimum gearing for mixed terrains and riding stylesDesigned to wo..

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 worldThe HollowTech II 12-speed single chainset offers optimum gearing for mixed terrains and riding stylesDesigned to wo..

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 worldThe HollowTech II 12-speed chainset offers optimum gearing for mixed terrains and riding stylesDesigned to work with..

The Shimano FC-RX820 GRX 12 speed single chainrings are the perfect replacement for worn or damaged chainringsShimano's class leading chainrings offer the optimum balance of light weight and rigidity for precise shifts even under high loadsFeaturing a thick thin chainring teeth profile to give you b..

The Shimano FC-RX820 GRX 12 speed single chainrings are the perfect replacement for worn or damaged chainringsShimano's class leading chainrings offer the optimum balance of light weight and rigidity for precise shifts even under high loadsFeaturing a thick thin chainring teeth profile to give you b..

FC-RX820-1 left hand crank arm, 170 mm is product number 2 in the attached imageGenuine Shimano replacement part..

FC-RX820-1 left hand crank arm, 172.5 mm is product number 2 in the attached imageGenuine Shimano replacement part..

FC-RX820-1 left hand crank arm, 175 mm is product number 2 in the attached imageGenuine Shimano replacement part..