Specification: If you buy——29″Rear Live Axle Kit+ Sprocket & HubThis is a live axle kit for DIY rebuild Go Kart, ATV, Quad and Drift TrikesAxle Overall length (from end to end): 740mm (29 1/8″)The thickest part of the axle is 22mm (7/8″)Chain Sprocket: T8F 58 TeethBrake Disc Diameter: 160mm(6 1/4″)Bearing model: 6904RSSpline teeth: 17T and 19T If you buy——29″ Rear Axle Kit+brake assembly+pillow blocks+chain Chain Sprocket:T8F 58TFit for many 50cc 70cc 90cc atv quads, such as Atomik , Motowork, DHZ , LEI etc.This is a complete rear axle kits for gokart.Perfect for DIY gokart projects or rebuilds.It will come like the photo shows. Package includes :Rear Axle Kit + brake assembly + Pair of pillow blocks+T8F chain If you buy——29″ Rear Live Axle Kit + Brake Assembly+ Pair of pillow blocks Fit for many 50cc 70cc 90cc atv quads,such as Atomik , Motowork, DHZ , LEI etc.This is a complete rear axle kits for gokart.Perfect for DIY gokart projects or rebuilds.It will come like t