Shimano RT-CL900 SS Disc Brake Rotor - 140mm Centerlock Lockring Included

The Shimano RT-CL900 disc brake rotor provides quiet and consistent braking control for any terrain. It features excellent heat dissipation for consistent braking performance on long steep descents.The rotor uses a robust arm shape designed for quiet operation without sacrificing weight or heat dissipation. Heat dissipation paint boosts overall performance, and the included lock ring features internal serration for secure mounting.