【Product Information】the wire diameter of the door self closer is about 0.06 inches/ 0.16 cm, the height of the coil is about 0.37 inches/ 0.9 【Protect Your Door and Wall】the spring door stop can prevent your doors from hitting your walls and creating scrapes, and also protect your wood, steel, and glass doors from scrapes, and keep the door always open 【Inexpensive cure for propping door open】 【Stand for Long Term Use】the hinge door stop is mainly made of stainless steel, reliable and reusable, sturdy and stable, not easy to break or rust 【Easy to use】The installation and replacement of the door closer is simple and convenient. You can directly open the hinge pin, place the door closer on top, and reinstall the hinge pin to bring you a good user experience. There are a total of four sets of this door closer, which is enough to meet your daily needs