Description The automatic door closer is made of stainless steel and zinc alloy, using one-piece molding process and multi-channel assembly process to make the whole product. UCTs are built to last. High quality zinc alloy automatic door closer? Non-Hand Design Adjustable Tension? Adjustable screw for slow or fast closing, choose your return closing speed to suit the environment where the closer is placed: about 6.5 * 4.9 * 1.2 inches, suitable for 60kg door weight, door width 1000mm? Universal design, right or left opening? Ideal for home, office, hotel room doors. Including mounting bolts and brackets as pictured? This door closer is used to reduce the strength when closing the door to protect the door from damage and reduce noise. Please measure your door before ordering? Suitable for doors with a weight of 60kg and a door width of 1000mm. The closing strength of our door closers can be adjusted with the included hex wrench, tightening or loosening according to your personal needs. Package Included: 4* Door Closer Note: 1. Please allow a little error due to manual measurement. Please make sure you don't mind before bidding. 2. Colors may vary due to different monitors, please understand. Hello, please pay attention to your delivery address when purchasing products. If your receiving information (such as: name, street, house number, doorbell/email without name, etc. is wrong, the order will not be delivered correctly.)