Air casters also well know as air skates, air bearings casters, air load movers, air moving skids, air rigging systems, air modules, air movers and so on. Air casters raw power source is compressed air, save cost and environmental. Regarding air casters applications, air bearing casters parameters, air load movers price list, air rigging systems pictures, air movers manual instruction, please kindly feel free contact with us. Professionally service hope will get your satisfaction. Shan Dong Finer Lifting Tools co.,LTD