ABE approved; Stainless; left/right. 11.8" / 300mm OD. Open center with 13.9 x 17.9mm cross cut mounting holes with 6.7" bolt circle (100mm mount hole to mount hole distance). Mount style ''C''. For OEM and aftermarket cast wheels with direct mount floating rotor. Repl. 41500017All Moto-Master brake rotors are manufactured from premium stainless steel; offering superb braking ability and are highly corrosion resistant. CNC machined; laser cut and precision double grinded within the tightest tolerance to eliminate any brake rotor vibration. All Moto-Master brake discs are made in Europe and approved. Note: Check your local MCS dealer or the MCS sales department for exact type of approval and validity on bike model and years on the test report.