Super Heavy Duty Caster: The Super heavy-duty casters are made of high-quality polyurethane tread high-impact cast iron core, and bright galvanized steel yokes. The polyurethane Wheels have strong abrasion resistance...
【Ultra Heavy Duty Casters】This extra heavy duty wheel is a solid cast polyurethane elastomer tread that mechanically locks onto a glass filled nylon core. This material and construction ensures that...
【Ultra Heavy Duty Casters】This extra heavy duty casters with solid blue polyurethane wheels, ideal for clean room environments that are often exposed to large amounts of water. Solid polyurethane wheels...
