Caster, Wheel, Airport Trolley manufacturer / supplier in China, offering 150mm Shock Absorbing Spring Load Castor Wheel Heavy Duty PU Shock Swivel Caster with Brake, 200mm Shock Absorbing Spring Load Castor Wheel Heavy Duty PU Shock Caster Swivel Plate Without Brake, 700kg Heavy Duty Steel Platform Trolley Steel Platform Hand Truck and so on.