Sturdy and durable The gas spring is made of high quality cold rolled steel, with strong bearing capacity, uniform strength and not easy to break. The all-copper hydraulic oil seal has good sealing performance, stability and safety.Ideal for gradual opening Effectively solve these probl: fingers are pinched when the cabinet door is suddenly closed because there is no cushion. The hydraulic jack installation can gently and slowly open and close the cabinets/windows to protect your hands.ParameterThe maximum load capacity of each cabinet jack is 80N. Please note that the weight of the corresponding door does not exceed 8 kg. We offer different load capacity, please purchase according to your needs.Easy to InstallThe gas lift provides matching installation washers and screws, so you can easily install it at home without ask professionals. Note: The gas spring must be installed correctly, that is, it must be able to extend beyond the center line of the building when closed, otherwise the gas spring will often push the door to open automatically. Wide Range of ApplicationsHydraulic jack is suitable for most wooden furniture that requires low impact opening and closing so that the door can be opened slowly, such as kitchen cabinets, bedrooms. cupboards, cupboard doors, etc.