2/4Pack Gas Struts 30N-200N Spring Cabinet Hinge Copper Core Lift Support Hydraulic Kitchen Cupboard Door Hinges. 6 PRESSURE CHOICES-30N, 60N, 100N, 120, 150N, 200N 6 pressure for you to choose. DURABLE CORE PISTON-Made of durable material, soft closing opening piston, stop your door from slamming down. This gas spring eases the lift and supports the weight of the hood in order to gain access to the engine bay. Our products operate quietly and without vibrations, maintaining a peaceful working environment and providing a comfortable experience for you., Manufacturer: yantutu