Shimano Ultegra RT-CL800 Centerlock Disc Brake Rotor 140mm

RT-CL800 Centerlock Disc Brake Rotor 140mm
Quieter control for any terrainNow with a focus on decreasing disc brake rotor heat deformation, the result of the new disc brake rotor is quieter than ever. Brake performance without sacrificing weight or heat dissipation.Quieter than ever, but with superb, consistent braking performance on any long, steep descents.Thanks to excellent heat dissipationNew arm shape is more robust, leading to quieter operation
Disc brake rotor size: 140 mm (160mm also available)Weight: 114 grams.