?Thickened and lengthened rubberized tracks are convenient to open and close with a light press. Tracks are designed to counteract gravity and to slow down the descent with friction. It is stable and not bump along the stairs. ?Big wheels allow you to use this stretcher as a push cart bed .This labor saving design make it easy to do this work.This stretcher offer you higher security. ?Three-gear manual adjustment of the backrest,front board area can be fixed in an angle like a backrest,Increase patient comfort,Casualty can feel at ease on this stretcher.There are 2 safety belts which makes the casualty more stable on it. Product: First Aid Stretcher Material: aluminum alloy Size: 185 50 24cm, 72.8 19.6 9.4 inches Folding size: 96 50 11cm, 37.7 19.6 4.3 inches Bearing capacity: 159kg, 350 pounds Gross weight: about 6kg Applicable scene: hospital, clinic, family, stadium, ambulance If you have any questions, We will deliver the goods with in 10-20 working days, please contact us in time for questions such as not receiving the goods we will reply you with in 24 hours, very Your satisfaction makes us the last wish, I wish you a happy shopping?High quality Oxford cloth is characteriz ed for its water proof, anti-tear and easy to clean. ?Safety Assurance - Head and chest restraint. Securely strapped through the chest, one attached to the forehead, securely securing the individual to the chair. ?Lightweight and easy to use - Aluminum stair stretchers are primarily used to evacuate patients from multi-story buildings. ?Size: 185 50 24cm, 72.8 19.6 9.4 inches, folding size: 96 50 11cm, 37.7 19.6 4.3 inches, net weight: 6kg, 13lbs, load capacity: 159kg, 350lbs. ?One person operation down stairs (less than 159 kg) - Under normal circumstances, the patient can be lifted by one person. If the patient exceeds 159 kg, there are 2 or more operators.