Application instruction Used for moving between bed, wheel chair and batch room, save the nurse from vocational injury and ensure the safety of the patient. Specification Base is 2" OD steel tube, chrome plated surface. Uses aluminum hydraulic cylinder, precise fluid passage design, easy operating, strong output; fast, allow convenience usage by the nurse. " U" shape base is adjustable in five stages, width can be adjust to 100cm(±5%) from 63cm. Max. pay load is 150kg(±10kg). Four 4" casters, with brake device in rear wheels. Standard accessories With one APC-112SL stretch bag.