1. Materials: This adjustable gate closer is made from carbon steel with a black epoxy finish. The springs are durable and resistant to corrosion, making them suitable for tough outdoor environments as they can stand up to bad weather and general wear and tear. 2. Adjustable tension: This self-closing door spring allows adjusting the spring tension according to door size, suitable for light to heavy duty gate use and simplifying daily life. 3. Design: Gate spring closers are lengthened on both sides for more even force on the door during automatic closing, which helps extend service life. 4. Suitable scenarios: This 14-inch gate spring can be used in gates, garden fences, agricultural fences, household doors, and various wooden doors. It is applicable for both left and right door self-closing. 5. Quantity and size: The product includes 1 piece of 14-inch gate spring closer, 2 pieces of locating pins (0.86 inch long), 4 pieces of screws, and 1 piece of adjusting pin (2.86 inch long). The product size is suitable for use with most gates or fences. 6. Installation: The gate spring is easy to install on the hinge side of the door, on the fence frame, or hinge. The package includes all fixtures and accessories, so no need to buy extra screws for garden door closers. 7. Specification: Material: carbon steel; Color: black; Overall Length: 35.6cm/14 inches; Weight: 490g.