RWM Casters VersaTrac 27 Series Plate Caster, Swivel with Brake, Urethane on Polypropylene Wheel, Ball Bearing, 225-Pounds Capacity, 3-Inch Wheel Dia, 1-1/4-Inch Wheel Width, 4-1/4-Inch Mount Height, 3-3/4-Inch Plate Length, 2-5/8-Inch Plate Width