Caster Wheel, 3, 520 lb Load Rating, 3, 000 to 5, 999 lb Load Rating Range, 7 7/8 in Wheel Dia., 3 1/8 in Wheel Width, Polyurethane Wheel/Tread Material, Firm, 92 Shore A, Precision Ball, Standard Tread Shape, 3/4 in For Axle Size, Not Included Includes Spanner Bushing, Iron Wheel Core Material, Yes Non-Marking, 3 17/32 in Hub Length. This item has been restricted from sale in the following state (s): []