"Double-ball race swivel casters have double braking feature to lock the swivel and prevent the wheel from rolling at the same time. Thermoplastic rubber nonmarking wheel protects floors and resists corrosion. U.S.A. Foot Brake Yes, Material Type Steel, Mount Height in. 6 3/8, Overall Height in. 6 3/8, Top Plate Dimensions L x W in. 3 3/4 x 2 5/8, Wheel Diameter in. 5, Capacity lbs. 275, Bearing Type Ball, Bolt Hole Spacing 3 x 1 3/4, Caster Type Swivel w/brake, Casters qty. 1, Wheel Type Thermoplastic rubber, Wheel Width in. 1 1/4. Foot-operated total locking mechanism locks both the swivel and the wheel Durable thermoplastic rubber wheel 275-lb. capacity"
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