1PC 240-320mm 20kg/200N Car hydraulic Lift Support Gas Strut Hydraulic Spring Hinge Kitchen Cupboard Hinge Furniture Hardware Stainless Steel Material: The automotive hydraulic support rod is made of thickened stainless steel, featuring high pressure resistance, resistance to deformation, and high temperature resistance. Wear Resistance: The support rod has a low-friction, wear-resistant, smooth surface with no dull spots, preventing jamming during extension and retraction. Material: The travel springs are made of durable materials with a long service life. We offer springs with different pressures to meet your various needs. Cushioning Effect: It provides cushioning, reducing effort, offering good stability and high reliability. Allows you to open or close easily, comfortably, conveniently, and safely., Manufacturer: SFIFHSKFH