Shimano GRX BR-RX820 Hydraulic Disc Brake Caliper – Front Flat-Mount W/Bracket for 140/160mm Rotor (Assembled for 160mm). The Shimano GRX BR-RX820 2-piston disc brake caliper brings a high level of control to gravel cycling with enhanced modulation and a quick initial braking point. Despite its smaller construction the system is exceptionally quiet and easy to maintain.
2-piston caliper features 10% wider pad clearance to decrease brake noise
One-way maintenance-friendly bleeding process for quick and easy prevention of air bubbles in the hydraulic system
Includes finned L05A pads with a resin compound for enhanced heat dissipation
Includes bracket fo 140/160 rotors (assembled for 160mm)