Quality materials. This adjustable gate closer is made from high-quality carbon steel with a black epoxy finish. The springs are durable and resistant to corrosion, making them well-suited for tough outdoor environments as they can withstand bad weather and general wear and tear. Adjustable tension. This self-closing door spring allows adjustment of spring tension according to your door size, suitable for light to heavy-duty gate use, simplifying daily operation. Design. The gate spring closer is lengthened on both sides to provide more even force during automatic closing, resulting in a longer service life. Suitable for various applications, including gates, garden fences, agricultural fences, household doors, and wooden doors. Can be used for both left and right door self-closing. Product includes: 1 piece 14-inch gate spring closer, 2 locating pins (0.86 inch long), 4 screws, and 1 adjusting pin (2.86 inch long). Product size is suitable for use with most gates or fences. Easy installation. The gate spring installs on the hinge side of the door, fence frame, or hinge. The package includes all necessary fixtures and accessories; no additional screws are required for garden door closers. Packing List: Metal Gate Spring * 1, Mounting Screws * 4, Locating Pins * 2, Adjust Tension Tool * 1 Specification: Material: Carbon Steel, Color: Black, Overall Length: 35.6 cm / 14 inches, Weight: 490 g