Inner Diameter:27mm/1.06". FIt most GY6 125 150cc Scooter and other 125cc Motorcycles. Fit for 50cc-125cc Motorcycle ATV Dirt Bike Go Kart Pit Bike 4 Wheeler. Clutch plate hub nut spanner tool designed to loosen and tighten the lock nut for the removal and installation of a motorcycle clutch..
