The folding hydraulic lifting mechanism of the bed uses multi-layer technology to prevent moisture , and the two pneumatic rods have good full-stage braking and sealing, making the bed board easy to pop out and easy to load and unload The lifting frame is made of durable steel with a thickness of 2.56mm. safe and non-toxic, durable. Not easy to bend and break. Wide range of applications: door dampers are often used in cabinets, storage boxes, furniture doors, windows, caravan cabinets, kitchen cabinets, tatami, boxes, containers, etc. The bed support size is 600mm , 800mm , 900mm , 1000mm,1100mm , 1200mm ,1500mm, the mounting screw and adjustable screw hole can be adjusted to each screw hole, it is easy to turn the screw hole to adjust the screw into place when installing. with a wide range of applications.