Caster Wheel, 4000 Ib, 6 in Dia Wheel, 2-1/2 in Wd Wheel, Ductile Iron Wheel, Roller Wheel Bearing, 3/4 in Dia Bore

Considered one of the most rugged wheels in the industry. These superior service wheels will withstand the most severe treatment anywhere. Ductile iron material has a tensile strength of 40000 psi. They'll handle loads up to 4000 Ib. Available with hardened alloy steel roller bearings or precision tapered bearings. Treads are fully machined so that they will distribute loads over the entire surface. Protects floors while providing a smooth ride. Ductile iron has an extremely high resistance to breakage, chipping or cracking, even under the heaviest impact loadings.