- Very sturdy heavy-duty hinge made of stainless steel, non-rusting, non-corrosive and durable. Invisible design, simple and practical
- The spring has a high strength and durability, and the opening angle is 80°.
- For top lift hardware support, suitable for folding beds, folding sofas, folding sofas, lifting door cabinet doors, etc.
- Each package includes a left spring hinge and a right spring hinge.
