Description: WIDELY APPLICABLE: Automatic door closers are suitable for left and right doors, wooden doors and some metal doors, residential and commercial doors, exterior/interior door closers, fire doors. PLEASE NOTE: Door closers are not suitable for doors that are carpeted or have too much friction. Large Pulling Force: P12 coated steel wire rope, the service life is 10,000 times. Note: Use a large pulling force for heavy doors and a small pulling force for light doors. EASY TO USE: punch free automatic door closer, self adhesive, good firmness, no damage to the wall, easy installation, high temperature resistance. FEATURES: Anti oxidation, anti corrosion, stability, wear resistance, weather resistance, hydraulic pressure, cut off devices Durable: Made of ABS material, high tenacity steel wire rope, long service life. Specification: Material: ABS Size Chart: 63x63mm/2.48x2.48inch Thickness: 18mm/0.71inch Rope Length: 1m/39.37inch Package Includes: 1 Piece Door Closer(3 Pack) Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful online shopping!