HP-2A04 Hospital patient transfer ambulance stretcher used for ambulance carTechnical Features 1. The main material is high strength aluminum alloy which is hardened and surface treated. 2. Equipped with aluminum alloy adjustable guardrails and two safety belts. 3. The mattress is seamless welded with sealed high density polyethylene coated nylon material. It' s waterproof,thickness 60mm. 4. Equipped with adjustable two stage I. V. Stand. The maximum adjustable length is 75cm. 5. There are two wheels in the loading part,the