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.Consistent braking performance on any long steep descent thanks to excellent heat dissipationRobust arm shape for quiet operation without sacrificing weight or heat dissipationHeat dissipation paint boosts performanceIncludes lock ring with internal serration