Trailer Wheel Hub Pre-Greased Complete Kit Steel 5 Lug (4.5") #84 Spindle 3500lb. For Bolt Configuration: 5 Lug on 4.5". Dust Cap Diameter: 1.98". Hub Construction: Painted Steel. Inner Bearing Size: 1-3/8". Outer Bearing Size: 1-1/16". Pregreased. Fits Spindle #84. Axle Size: 3500 Lbs.. Pack Quantity: 1-Each