The GoPowerSports Steel 1″ Axle is great for Go-Kart, Drift Trike, and ATV Live Axle Conversions. This axle is 36″ overall in length and steps down to 3/4″ of each side. A 1/4″ Keyway is slotted through the axle. 3/4″ Washers and Nuts are included.