Robust carbon steel material: The self-closing door spring is made of high-quality metal with black protective coating, three layers of protective coating can prevent or reduce component damage to ensure extra protection so you can use it with confidence. The sturdy construction makes it durable and ideal for outdoor gates!

Adjustable spring tension: Self-closing door springs are designed to store power and use it to automatically close the door. You can adjust the spring tension to control the speed of closing the door according to your actual needs, suitable for heavy and light loads, simplifying your daily life.

Self-closing door spring: This automatic door closing device always closes the door after use, helping to ensure the safety of your property. Self-closing gates ensure that unsupervised children or pets cannot leave your care without parental permission, making this an excellent tool to have if you have children or pets.

Easy to install: This heavy-duty door spring is very easy to install, use the included screws to attach one side of the spring door closer to the door, screw the other side to the door frame, adjust the spring tension with the adjustment pin, and finally the locating pin fixes the spring. Can be used for left and right door openings.

Door return spring set: The product includes 1 14-inch black spring door closer, 2 positioning pins (0.87 inches long) and 1 adjustment pin (2.36 inches long) and 4 screws (1.18 inches high), suitable size for your daily use. Matching installation accessories make your installation more convenient.