11.5" / 292mm O.D, 56.3mm I.D., 8.7mm (5/16") counterbored mounting holes with 3.25" bolt circle (48.6mm mount hole to mount hole distance). Mount style 'B'. All 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. - Stainless - Outer diameters 292.0 mm - Inner diameter 56.7 mm - Thickness 5.0 mm - Number of holes 5 - Hole diameter 8.7 mm - Pitch 82.5 mm - Type Fixed Disc - Speedometer prepared No - Comes with approval - OEM replacement reference 44260-00, 44156-00 & 44360-00A. 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.