29″ Rear Axle Kit:This is a complete rear axle kits for gokart.Perfect for DIY gokart projects or rebuilds.It will come like the photo shows.Measurement:Length: 740mmChain Sprocket: T8F 58TOther sizes please check the photos.Thanks.Fit many 50cc 70cc 90cc atv quads, such as Atomik , Motowork, DHZ , LEI etc.32″ Rear Axle Kit:32in. Axle Kit come with: Axle + Brake Disc + 1″ Pillow block bearings + 4 bolt pattern wheel hubAxle length 32 inch (810mm), 1″ in diameter and the thickest part of the axle is 1 3/16″ (30mm)Brake Disc Diameter: 190mm (7 1/2″)The Axle fits 6 inch-10 inch wheels (rim) with 3 inch bolt to bolt spaceWorks for 4 stroke engines44″ Rear Axle Kit:This is a live axle kit for DIY rebuild Go Kart, ATV, Quad and Drift TrikesAxle Overall length (from end to end): 1120mm (44″)The thickest part of the axle is 33mm (1.3″)Chain Sprocket: 530 37 Tooth 58mmBrake Disc Diameter: 220mm(8.66″)Spline teeth: 24TNote: Please check all detail to make sure it will fit to your bike before p