Go Kart 3/4" Dia x 4-1/2" Long Spindle & Bracket Set Go to amazon.com Related posts How to buy the best go kart spindle set? FeatureSold on Amazon DescriptionGo Kart 3/4" Dia x 4-1/2" Long Spindle & Bracket Set. Jig welded spindle with spindle bracket. 3/4" axle, 4-1/2" long. Bushings, spacers & locknuts included.