SHIMANO RT-CL900 DISC BRAKE ROTOR 140MM CENTERLOCK ICE TECHNOLOGIES FREEZA

・Quieter than ever, but with superb, consistent braking performance on any long, steep descents thanks to excellent heat dissipation

・The new arm shape is more robust, leading to quieter operation

・Heat dissipation paint boosts performance

・Disc brake rotor size: 140 mm

Lockring: with Lockring (internal serration)