Caster Wheel, 2,200 lb Load Rating, 1,000 to 2,999 lb Load Rating Range, 6 in Wheel Dia., 3 in Wheel Width, Polyurethane Wheel/Tread Material, Firm, 95 Shore A, Tapered Roller, Standard Tread Shape, 1 in For Axle Size, Not Included Includes Spanner Bushing, Aluminum Wheel Core Material, Yes Non-Marking, 3 1/2 in Hub Length