This disc brake rotor is made from hardened, corrosion resistant steel. Commonly, though not exclusively, used for 50cc to 500cc dirt bikes, ATVs, go karts, scooters and buggies.
Approximate dimensions:
Outer Diameter: 120mm
Centre Hole: 33mm
Thickness: 3.1mm
Mounting Holes: 6.5mm
Mounting Hole Spacing (across): 51mm (center to center)
Mounting Hole Spacing (side by side): 36mm (center to center)
Manufacturer Part Number:
GK110-2-39