Hylex RS Disc Brake, Right/Rear, Flat Mount, Silver

- Fully hydraulic brake system for Singlespeed, Cyclocross, or custom applications\n- Features weight-saving drilled out lever blade\n- Heat dissipating composite pistons self-adjust for pad wear\n- Includes hood-internal master cylinder, caliper & 5.0 x 1900mm hose (F&R)\n- Semi-metallic pads\n- All TRP hydraulic brakes use mineral oil\n- Rotors are not included