Iron Tread Wheel, 1,200 lb Load Rating, 1,000 to 2,999 lb Load Rating Range, 6 in Wheel Dia., 1 3/4 in Wheel Width, Iron Wheel/Tread Material, Extra Hard, 145 BHN, Roller, Standard Tread Shape, 1/2 in For Axle Size, Not Included Includes Spanner Bushing, Iron Wheel Core Material, Yes Non-Marking, 2 3/8 in Hub Length.
Kingpinlss Plt Cstr,Swl,Poly,5",700 lb 5 in, Wheel Width 1 1/2 in, Wheel/Tread Material Polyurethane, Wheel Core Material Cast Iron, Non-Marking Yes, Number of Wheels 1, Tread Shape Standard.