Thanks to an additional rigid element above the 6-hole mounting, the? Magura MDR-C? disc rotor is an ideal all-rounder ?Çô 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.Features:Optimized for eBike use Prepared for tone wheel or magnet Wear optimized ring designSpecifications:Weight: 162 Hub/Disc Compatibility: 6-Bolt Disc Rotor Size (mm): 180 Pad Compatibility: All Pad Compounds Rotor Type: One Piece