Perfect for use on closets, cabinet doors, bathroom cabinet doors, mounted on cabinet doors Easy to use, just apply pressure on the door and the door open. The high elastic spring can the door about 2cm. The door is securely closed by a magnet plate that grabs the steel producer. The installation is quick and convenient. Use self-tapping screws to install the steel plate on the door. The -up self-locking device is installed on the inside of the door, the inside of the door frame, etc., and can be used in correspondence with each other. Suitable for all sizes of sleepers and trim, suitable for double doors and handleless doors Note: Since the -up door needs to be pressed inward by 2~3mm, you need to leave a distance of 2~3mm for the door to be pressed inward during installation, otherwise it not be pressed down and the door not open. : Woodworking Type: Door locks and door closers Size: Approximately 46mm-56mm in length (can -up 10mm) new and high quality Colour:black Material:plastic+iron Package Contents: 4 x door closer Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.