------Retractable Size: Gas spring dimensions, 285mm for extended position, 190mm for retracted, hydraulic pressure: 100Nm.The gas piston cylinder can only be used on objects of 100N and please do not exceed 10kg for the weight of the corresponding door.------Good cushioning effect:The piston cylinder of the gas spring is connected with the connecting rod, which has high load force and hydraulic fixation. The whole process of installing gas springs provides excellent cushioning and sealing.------Stable and safe:The gas piston cylinder is filled with inert gas: nitrogen, which has strong compressive capacity, making the installation process more stable and safer.------Installation assured:The metal mounting plate of this gas shock absorber has a large contact area with the housing and is placed at three points, which makes the installation safer and more secure.------A wide range of applications:The gas springs are equipped with a variety of screws, which is very convenient to install: these gas springs are suitable for supporting various wooden doors and aluminum door frames, as well as cabinets, TV cabinets, wardrobes, bookcases, etc.