- 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)
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