Check the listing for details. 8Pcs Metal Lid Support Hinges, 4.72" x 0.71" Foldable Lid Stay Hinges, Silver. Condition: New. Listed at 19.41 USD. Description:Material: These metal-capped hinges are made of iron, making them robust and durable. The iron construction ensures stability, while the smooth surface finish helps reduce friction during operation and effectively prevents rust, thus ensuring long-term stable performance.Rotating Support Design: This foldable lid support safety hinge features an arc-shaped design with rotating support for an adjustable opening angle. The arc structure evenly distributes weight, preventing the sagging common in straight support rods. Its slim profile allows for installation in confined spaces such as boxes or cabinets.Easy to Use: Installing these hinges is very simple. Simply place the hinge inside the chassis or cabinet, mark the screw positions according to the pre-drilled holes, and then secure the hinge firmly with the screws.