Polyurethane Tread on Iron Core Wheel, 1,950 lb Load Rating, 1,000 to 2,999 lb Load Rating Range, 8 in Wheel Dia., 2 in Wheel Width, Polyurethane Wheel/Tread Material, Hard, 70 Shore D, Precision Ball, Standard Tread Shape, 1/2 in For Axle Size, Not Included Includes Spanner Bushing, Iron Wheel Core Material, Yes Non-Marking, 2 1/2 in Hub Length