This is a complete rear live axle kit. Kit includes everything you need to change out a 1″ live axle. Perfect for DIY go kartprojects or rebuilds. Includes: (1) 1″ x 40″ Steel Live Axle with 1/4″ Keyway (2) 1″ Axle Nuts (1) 1/4″ x 6″ Keystock (2 pr) 1″ 3 Hole Flangettes with Hardware (2) 1″ Axle Bearings (2) 1″ Bearing Hangers (4) 1″ Steel Locking Collars (1) 4.2″ Brake Band (1)4.2″ Brake Drum with 1″ Bore Hub (1) 54T #40 Sprocket and Sprocket Hub with 1″Bore (2) 145/70-6 Knobby Tires on Steel 1″ Bore Rims