UNIVERSAL EXTENSION SPRING: Suitable for screwing onto most doors, this spring door closer provides a compact, stable and easy-to-use solution. Wide Application: This spring door closer is easy to install and adjust, for garden , utility doors . It keeps your doors closed securely without slamming or damaging them. EASY TO INSTALL: Just install and tighten with the included screws between the door and frame, and enjoy smooth and quiet door closing every time. VERSATILE USES: Whether you need to close a fence gate, gara, willow gate, barn or shed, our spring door closers are the solution. They are easy to install and adjust and come with all necessary door accessories. Strong Durability: The safety spring door closer is made of strong steel and is a high-quality garden door closer that is not protected from heat due to coating or galvanizing., Manufacturer: MOOILKO