Connecting stretcher Features:1) The main structure made of High quality Aluminum materials 2) High strength alloy aluminum materials for the track, to increase steady and reliability. 3) The two single-stretchers can be lift up or down easily, two single-stretchers can be connecting at the same level. The bed frame can move on the 2 stretchers 4) At the bed slide of any single stretcher can be locked automatically; and has a insurance equipment. 5) Central control braking system in every single-stretcher, reliable and steady during the movement or connection Dimensions: 1) Size: L3650×W640×H640/970mm2) Angle of back section: 0 60° (±5°) 3) Adjustable height: 640-970mm