SHIMANO 140 mm Center Lock Brake Rotor RT-CL800 / N/A

・Excellent heat dissipation for quiet operation, high braking performance and consistent braking on long and steep descents ・The new arm shape reinforces the rotor and reduces noise during operation. ・Brake rotor sizes: 140, 160, 180, 203 mm Product Description By focusing on reducing heat-related deformation of the brake rotor, excellent heat dissipation, quieter operation and higher braking performance have been achieved without increasing the weight of the brake rotor.