Caster, Wheel, Airport Trolley manufacturer / supplier in China, offering 330lbs Portable Hand Truck Four Wheels Foldable Multifunctional Hand Cart 150kgs Heavy Duty Easy Carry Folding Flatbed Trolley, 220kg Red or Blue PU Wheel Tread, Plastic Center Heavy Duty Instrumental Caster, 240kg Red or Blue PU Wheel Tread, Plastic Center Swivel Plate with Brake Heavy Duty Instrumental Caster and so on.