Caster Whl, Ductil Iron, 4-1/2 in., 3000 lb

Track Wheel, 3000 lb Load Rating, 3000 to 5999 lb, 4 1/2 in Wheel Dia., 1 5/8 in Wheel Width, Steel Wheel/Tread Material, Extra Hard Wheel/Tread Hardness Rating, 188 BHN Wheel/Tread Hardness, Roller Wheel Bearing Type, Single 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