This Bipolar Clutch Tool fits for 50cc-125cc horizontal engine ATV Dirt Bike and Go Kart.. Inner Diameter(upper): 19mm; Inner Diameter(under): 23mm,Total length: 60mm,Outer Diameter(upper): 26mm,Outer Diameter(under): 31mm.. Clutch Hub Nut Spanner Tool.. Long Service Life,Easy To Install..
