Durable cold-rolled steel material: The hydraulic gas spring is made of durable and high-quality cold-rolled steel, which has the highest resistance to corrosion and wear and can continuously and reliably support your box or cabinet for a long time.Strong load-bearing capacity: The cabinet gas spring can be easily installed on the left and right sides of the cabinet or box.It has a solid structure and a load capacity of 20 kg (200 N).It is suitable for most cabinets or storage cabinets. Excellent damping abilityThe flap fitting, gas spring, can lift the cabinet door slightly, and when closed, lower it slowly.It does not close suddenly, effectively avoiding injury to fingers and reducing noise of collision with the case.Widely usedThis set includes 2 pieces of lid support hinges.It allows the door to lift and stay in place until you pull it down.Suitable for closets, wooden boxes, magic boxes, windows, folding beds, dressing rooms, tool boxes, etc. Note: At first glance, you may have received 2 right handed or 2 right handed, but what you need to do is remove the screw from the disc, turn it around and then reinstall it. Quantity delivered: 2 pieces