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
Low profile flat mount design GRX hydraulic disc brake calliper gives you control, modulation and power with minimal effort in all riding conditions
Simple set up and maintenance with easy and clean bleeding system
Contains BR-RX820 flat mount rear brake calliper with pads (without rotor or adapter)