Use the hydraulic lift to open the lid and hold it firmly. Some items require two hands to handle, and it is extremely difficult if only one hand is needed to hold the door. You can easily lift the lid by yourself and hold it while putting something away or taking something out of the cabinet. Use the gas lift for large lunch boxes. To prevent the lid from falling off and pinching your hands, make sure the lid can be opened and closed very easily. Thanks to the solid connection between the two arms, the absence function works perfectly to prevent a collision and ensure the safety of the arm. Children. Slows down the descent so that children's fingers are not pinched. The furniture cylinder is suitable for lids or doors weighing 8 to 11 kg. Extended length: 265 mm; Compression length: 145mm (4.35 inches). The pressure of each spring can reach 100N (10kg). Note: Not suitable for steel or heavy tool holders. Easy to use. Install the furniture door hinge. Position the spacer at the