Caster Wheel 2 300 lb Load Rating 1 000 to 2 999 lb Load Rating Range 6 in Wheel Dia 2 1/2 in Wheel Width Nylon Wheel/Tread Material Hard 75 Shore D Precision Ball Standard Tread Shape 3/4 in For Axle Size Included Includes Spanner Bushing Nylon Wheel Core Material Yes Non-Marking 3 1/2 in Hub Length