Soft and Eco-Friendly Thermoplastic rubber TPR swivel caster wheel with 6" and 8" , Double welding housing brings 507lbs to 705lbs load capacity. Rubber and Nylon caster wheels material is workable.
Heavy Duty Rigid/Fixed Co-polypropylene Caster Wheel is suitable for varies applications, such as hang trolley, machinery etc. It is water proof and durable.