Magura MDR-C Disc Rotor - 180mm, 6 bolt - Thanks to an additional rigid element above the 6-hole mounting, the Magura MDR-C disc rotor is an ideal all-rounder - for city, trail and e-bikes. The improved lateral rigidity reduces vibrations and noise during braking, and also has improved heat resistance and increased stability.Optimized for eBike usePrepared for tone wheel or magnetWear optimized ring design