This Business Machine Caster is ideal for copiers, business machines, vending machines, computer storage devices, refrigerated displays and electronics cabinets. The business machine wheel offers high load capacity with low profile design. Caster has roller bearing and includes 15/32" nut and bolt axle. RoHS compliant trivalent zinc plating. Features 900 lb. capacity. Wheel diameter measures 3 inches. Width of caster is 1-13/16 inches and height of caster is 4-1/32 inches. Black finish.