Track Wheel, 5000 lb Load Rating, 3000 to 5999 lb, 5 in Wheel Dia., 1 3/4 in Wheel Width, Steel Wheel/Tread Material, Extra Hard Wheel/Tread Hardness Rating, 179 BHN Wheel/Tread Hardness, Roller Wheel Bearing Type, Dual Flange Tread Shape, For Axle Size 1 in, Not Applicable Groove Width, No Includes Spanner Bushing, Steel Wheel Core Material, Yes Non-Marking, 3 1/4 in Hub Length. This item has been restricted from sale in the following state (s): []