Description :Automatic Closing Design - The use of a spring door hinge can automatically close the door, when the door opens more than 90 degrees, the positioning beads inside the hinge will automatically position on the card slot, keeping your door fixed in the open state.Material - The spring door hinges are made of cold-rolled steel, anti-corrosive, sturdy, and durable to use indoors and outdoors, suitable for various types of doors or cabinets, you can choose a spring door hinge that suits your space style.Easy Installation - You only need to measure the position of the locator installation and directly screw in the screws to complete the installation. Easy installation and disassembly and this product can be used on both left and right doors.Wide Applications - Spring door hinges are suitable for living areas, work areas, and other occasions, usually used in apartments, hotels, restaurants, kitchens, etc. It can be installed behind doors, cabinets, shoe cabinets, louvers, ventilation openings, and any other places that require automatic closure, making your life convenient.Specifications:Material: Cold Rolled SteelColor: BrassTotal Size: 100 mm x 65 mm x 30 mm / 3.94 Inch x 2.56 Inch x 1.18 Inch (L*W*H)Single Side Hinge: 26 mm / 1.02 InchMounting Hole Center Distance A: 28 mm / 1.10 InchMounting Hole Center Distance B: 82 mm / 3.23 InchMounting Hole Center Distance B: 12 mm / 0.47 InchPackage Content: 1 Pcs x Spring Door Hinge8 Pcs x Self Tapping Screws