Nylon Tread Wheel 5 400 lb Load Rating 3 000 to 5 999 lb Load Rating Range 6 in Wheel Dia 3 in Wheel Width Nylon Wheel/Tread Material Hard 85 Shore D Precision Ball Standard Tread Shape 3/4 in For Axle Size Not Included Includes Spanner Bushing Nylon Wheel Core Material Yes Non-Marking 3 1/4 in Hub Length