High quality: The self-resetting hinge is made of high-quality sturdy steel, and galvanized surface, exquisite process has good endurance, wear-resistant, not easy to fade, anti-corrosion protection, high strength , durability, very beautiful and durable Set of 2 left and right hinges with 16 screws in the package Easy installation: the lid hinge is used for side and top mounting above. Mark just two points for drilling holes and screw each mounting screw into its respective location. Installation screws are included in the package Wide application: perfect for carpenters to make their own furniture with these adjustable hinges, you can adjust your sofa to a single bed, and you can adjust the armchair recliner, sofa, seat back, storage box cover or tatami corner. Or you can DIY your own furniture. Adjustable cabinet hinges are also suitable for most small repairs and basic DIY projects around the house. Adjusting kitchen cabinet door hinges is popular by repairers, construction workers, mechanics, body shops, etc. Product Name: Auto Reset Function Adjustable Hinge Furniture AngleHinge Do you want a convenient and flexible adjustment? Do you want to raise the angle of your bed? Do you want to change the angle of the recliner and sofa back? Do you want to stop the lid when you open the locker? Do you want to try DIY furniture yourself? Features Wear-resistant, not easy to fade. Anti-corrosion protection, high strength. Durability, beautiful. Perfect for carpenters to make their own furniture With these adjustable hinges. How to use 1. Install the hinge where you need. 2. Open the hinge to the angle you need, the hinge will be stuck and held. 3. When you want to adjust to another anglenext time, keep opening the hinge 180, the hinge will release itself and return to 90, then you can open the hinge again to the angle you want.< /p> Specification Color: Silver Material: Steel Finished: Galvanized Size: 241 x 50mm< /p> Arm wide: 29mm Round adjust ring diameter: 50mm Screw hole diameter: 6mm Contents Package: 2 x angle adjustment machine 16 screws