1. The spring has high strength and durability, and the opening angle is 80°. 2. Sturdy and durable stainless steel hinge, no rust, no corrosion, and durable. Invisible design, simple and practical. 3. Each package includes one left spring hinge and one right spring hinge, excluding screws. 4. For the upper lifting hardware support, it is suitable for folding beds, folding sofas, folding sofas, lifting door cabinet doors, etc. 80 Degree Hinge Cabinet Cupboard Lift Open Furniture Folding Sofa Bed Spring Hinge Material: Stainless Steel Color: Silver Surface Treatment: Nickel Opening Angle: 80° Size: Show as picture The spring hinge can be widely used for folding sofas, beds, lifting and opening cabinet doors, etc. The hinge is made of stainless steel, is corrosion-resistant, durable and can be used for a long time. High-quality springs ensure strength and long service life with an opening angle of 80°. The nickel-plated surface is smooth and shiny. Package Includes: 1 x Spring Hinge