Features: *High-Quality Material: Each self-closing door hinge is made of high-quality steel, which is very rust-proof, corrosion-resistant, high-temperature resistant, durable and can be used for a long time. *Auto-closing design: With the automatic-closing door hinge, the door will automatically close behind you when it is inconvenient for you to close the door. *Easy to install: These heavy-duty self-closing door hinge are easy to install, convenient and quick, saving time and effort. *Wide application: Designed to be installed on any left- or right-hand operated door, suitable for exterior or interior doors, cabinet doors, wooden doors, iron doors, etc. *Suitable for many occasion: These durable self-closing door hinge are ideal for living rooms, bedrooms, bathrooms, offices, utility rooms, laundry rooms, storage rooms, powder rooms, warehouses, etc. Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Description: Material: Manganese steel Size: As Shown Package List: 1/2pcs x Door Hinge