High Quality: Made from high-quality stainless steel, the entire unit is thickened, offering strong load-bearing capacity and corrosion resistance. It's not easily deformed and can be used for a long time. The bracket is made of chrome-plated plastic to prevent metal friction noise (do not overtighten during installation). Reduce Closing Force: Automatic door closer. It reduces the force when closing the door to prevent damage to the door. Protects the door from damage and reduces noise. Features adjustable tension and screws for slow or fast closing, allowing you to create a quiet and comfortable environment. Easy to Use: This interior door closer is simple to install, requiring only installation and screwing between the door frame. It can be installed on both left- and right-handed doors. It can also be mounted on a wall. Threaded connection for convenient installation and removal, durable, silent, smooth operation, improved efficiency, and practicality. Method for Adjusting Force: To adjust the force, remove the pin, turn the tail with an Allen key, and then align it with the corresponding hole, insert the pin. The room door closer reduces the force when closing the door. Fully automatic closing with adjustable speed, providing a secure door closing mechanism.