GRX BR-RX820

With a low-profile flat mount design, the GRX BR-RX820 hydraulic disc brakes provide greater control for mixed-terrain riding. 10% wider pad clearance decreases brake noise 2-Piston RX810 flat mount and anti-mud hydraulic disc brake caliper Maintenance-friendly bleeding process Excellent heat dissipation Convenient tool access Includes L03A resin pads with improved wear resistance Attributes Fluid Mineral oil Brake Material Aluminum Brake Weight 140g Caliper mount Flat mount Disc Diameter 140 or 160mm (not included)