Go Kart & Mini Bike 1" Bore to 3/4" Step Down Axle Hub 4 Bolt on 4" Bolt Circle

Go Kart 1" Bore Axle Hub. 4 lugs on a 4" bolt circle hub for our 20803 1" go kart axle. The 1" bore depth is 2-1/4". Hub is shouldered on one end for 3/4" step-down go kart axle. Go kart Hub has a 1/4" keyway with 4 lugnuts. Overall length of 1" hub is 2-1/2". To be used with our 20803 go kart axle and 30490 go kart rim. Also used on mini bike axles.