Brand: Aluminum alloy door closer Dimensions: as shown below Product color: Matte black Suitable door weight: bearing 20-40KG Product weight: about 314g Maximum door width: about 1000mm Product material: aluminum alloy Applicable to: family door/wooden door, etc. Feature: - Easy to Install - Adjustable Screws For Slow or Fast Closing - Quality Zinc Alloy Shell Automatic Door closer - Enjoy automatic closing and latching, maintaining quiet and security - Door Closer Fits Right Or Left Swing Doors Installation steps: 1.please install the door closer at exact position 2. Adjust the pressure to your need Item Type:Spring Door Closer Quantity: 1pc Note: Manual measurement, there may be 1-2cm/1-3g error, which is not a quality problem. Due to different screen displays, there may be a color difference between the real object and the picture, and the main picture shall prevail .