Durastar light to medium duty casters can withstand up to 400 lbs. The casters applications are including dollies, hospital beds, food processing equipment, hand trucks, shopping carts, bakery racks, conveyors, electronics and laboratory equipment. Caster Fastening Type: Top plate, Threaded stem, Grip ring stem, Expandable adaptor stem
Durastar xtreme heavy duty casters can withstand up to 6000 lbs. The casters applications are including automotive equipment , aircraft assembly, heavy duty carts, heavy duty dumpsters, towlines, industrial machineries and gantries.