Description For outdoor gates and heavy-duty doors, the gate spring self-closing mechanism offers reliable performance and durability. This automatic door closer hinge is good for ensuring your gates close securely, preventing unauthorized access and enhancing safety. Easy to install, it provides a simple solution for maintaining the security of your property. Features -Color:Black -Material:Stainless Steel, Aluminum Alloy -Size:16.80X12.80X3.30cm/6.60X5.03X1.30in -Automatic closure: provides automatic door closing functionality, enhancing convenience and ensuring doors are always securely closed -Durable spring hinge: incorporates a strong spring hinge design that delivers reliable and stable door closing performance -Multipurpose use: suitable for a variety of doors including residential, agricultural, and garden gates, offering wide-ranging utility -Easy to install: designed for easy installation, allowing users to set it up without the need for professional help -Seamless functionality: offers smooth and easy operation, making it simple for anyone to use without any hassle Automatic closure: provides automatic door closing functionality, enhancing convenience and ensuring doors are always securely closed Durable spring hinge: incorporates a strong spring hinge design that delivers reliable and stable door closing performance Multipurpose use: suitable for a variety of doors including residential, agricultural, and garden gates, offering wide-ranging utility Easy to install: designed for easy installation, allowing users to set it up without the need for professional help Seamless functionality: offers smooth and easy operation, making it simple for anyone to use without any hassle