Shimano GRX BR-RX820 Hydraulic Disc Brake Caliper - Front, Flat-Mount, W/Bracket for 140/160mm Rotor (Assembled for

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) Disc brake rotor sold separately