"One-piece construction eliminates stress build-up. Double ball raceways and seal ring keep lubrication in and dirt out. U.S.A. Top Plate Dimensions L x W in. 4 1/2 x 4, Wheel Width in. 2, Overall Height in. 6 1/2, Caster Type Swivel, Capacity lbs. 900, Mount Height in. 6 1/2, Wheel Type Polyurethane/semi-steel core, Bearing Type No, Foot Brake No, Material Type Steel, Bolt Hole Spacing 3-3 5/8, Casters qty. 1, Wheel Diameter in. 5. 3/4in. king pin"
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