The MDR-P is a brake rotor for the performance seeking riders and require a hard working and a brake thats not afraid of the tough tasks and stress that modern bikes can thrown at braking – from downhill and e-bikes to heavy cargo bikes the Magura MDR-P is a capable and superior rotor.Offering a special patented interlocking system for the outer and inner rings (Dovetail Interlink Technology) giving optimum braking performance even under stresses heavy loads. In addition, maximum heat resistance and stability is transpersed from the rotor, enabling maximum performance everytime.KEY FEATURESDiscipline: MTB / E-bikeWeight: 241gMaterial: Steel / AlloyWarning: Never use Rotor with cenerLock adapter!Mounting: 6 Bolts Included