GOOFIT 19mm 23mm Bipolar Clutch Hub Tool Clutch Lock Nut Spanner Wrench for 50cc 70cc 90cc 110cc 125cc Honda Taotao Roketa SSR ATV Dirt Bike 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 Arrival within 1-2 days (Sold by GOOFIT and Fulfilled by Amazon) Arrival within 7-15 days (Ships from and sold by GOOFIT)