With a low-profile Flat Mount design, the SHIMANO GRX BR-RX810 hydraulic disc brakes provide greater control for mixed terrain riding.

Features
Greater multi-surface brake control
Simple setup and maintenance
Excellent heat dissipation
Convenient tool access
Simple wheel replacement
Easy and clean bleeding system

Specifications
Brake Hose Kit Compatibility: SM-BH90-JK-SSR, SM-BH90-J-SSR
Brake Pads: K03S Resin Included (K04S, and L04C compatible)
Recommended Brake Lever: ST-RX810, BL-RX810, or ST-RX815
Recommended Brake Rotor: SM-RT800
Oil: Shimano Mineral oil
Mount Type: Flat mount

Mfr Claimed Weight
148g (Front)
138g (Rear)