(4) 4″ x 4″ Live Axle Hub 1″ to 3/4″ Step-Down for Go Kart Cart ATV Quad Trailer
4 Pack 4″ x 4″ Lug Live Axle Hub1″ to 3/4″ Step-Down Fits many Go Kart / Cart, ATV, Quad, Trailer Specs:Diameter: 5″ (125 mm)Length: 2-3/4″Keyway & key size:1/4″ (6.5 mm)Inboard axle bore diameter: 1″Outboard axle bore diameter:3/4″Mounting lugs (across): 4″Mounting lugs (side by side): 2-7/8″Lug length: 1-1/16″Lug thread: 1/2×20 It is the customers responsibility to make sure that this is the correct part for their unit.