"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. 1 3/4in. x 2 7/8in. to 3in. bolt hole spacing. Top plate size 2 3/4in. x 3 3/4in. U.S.A. Bearing Type Ball, Mount Height in. 5 5/16, Wheel Width in. 1 1/4, Bolt Hole Spacing 2 7/8 x 1 3/4, Capacity lbs. 225, Top Plate Dimensions L x W in. 3 3/4 x 2 3/4, Overall Height in. 5 5/16, Caster Type Swivel w/brake, Wheel Diameter in. 4, Material Type Steel, Foot Brake Yes, Wheel Type Thermoplastic rubber, Casters qty. 1. Foot-operated brake locks swivel, preventing the wheel from rolling Durable thermoplastic rubber wheel 225-lb. capacity"
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