Material - The Folding Lid Support Hinges are made of iron, and the surface is electroplated, which is wear-resistant, rust-resistant, and corrosion-resistant. It has a good load-bearing capacity, is not easy to deform, and can be used for a long time 180-Degree Rotation & Keep Opening Angle - The rotatable lid stay hinges are used to build new projects or replace broken or worn hardware on furniture. It is designed to rotate 180 degrees, you can adjust the opening angle of the lid freely to keep it in different positions. When closing the lid, it can make the closing gently and quietly to avoid slamming shut Easy to Install - The lid display bracket hinge can be quickly and easily installed on the side of the box. After selecting the installation location, screw the mounting screws into the box lid to be installed to fix the hinge firmly in place. It is not easy to fall off after fixing, and the installation process is simple Widely Applicable - The lift-up stay hinge is suitable for lids or flaps that need to be closed gently but not for boxes or shelves that are too heavy. It is suitable for various jewelry boxes, display boxes, gift boxes, tool wooden boxes, toy boxes, wardrobes, furniture cabinets, office shelves, etc Material: Iron Color: Silver Width: 11 mm / 0.43 Inch Stretched Length: 143 mm / 5.63 Inch Folded Length: 76 mm / 2.99 Inch and 83mm / 3.27 Inch Center Distance: 134mm / 5.28 Inch Package Content: 2Pcs Folding Lid Support Hinges with 4Pcs Screws