Automatic Door Closer Spring Door Closer Aluminum Alloy Adjustable Hydraulic Door Closer with Allen Key Screw for Home, Office, Indoor and Outdoor Door

The automatic door closer is made from aluminum alloy materials and uses a one-piece molding process and multiple assembly processes to make the whole product durable. The surface is also polished and has a metallic color. The automatic door closer is easy to install, just fix it in the middle of a wooden or aluminum door frame using screws. Just insert an Allen key into the top hex screw hole and twist. Automatic door closers reduce the force exerted on the door when closing, which protects the door from damage and reduces noise. For you, to create a quiet and comfortable environment. Automatic door closers are ideal for home, light office applications, sheds, pastures and home offices. Also ideal for hotel rooms with wooden and aluminium doors, for indoor and outdoor use. The automatic door closer with an arm of approximately 16.5 cm / 16.5 mm. The height is about 18.8cm/7.4 inches.