【Quality materials】This adjustable gate closer made from high-quality carbon steel with a black epoxy finish, the springs are durable and resistant to corrosion. So they're well-suited to tough outdoor environmental as they can stand up to bad weather and general wear and tear. 【Adjustable tension】This self closing door spring can adjust the spring tension according to your door size, suitable for light to heavy duty gate use and simplifying your daily life. 【Design】Gate spring closer are lengthened on both sides for a more even force on the door during automatic closing. Service life becomes longer. 【Suitable for many scenario】You can use this 14-inch gate spring in gates, garden fences, agricultural fences, household doors and various wooden door. Can be used for left and right door self closing. 【Quantity and size】Product includes 1 piece 14 inch gate spring closer, 2 pieces locating pins (0.86 inch long), 4 pieces screws, 1 piece adjusting pin (2.86 inch long). Product size is suitable for use with most gates or fences use. If you have any questions after receiving our gate spring, just contact us! We promise that we will make every effort to solve it,We offer daily customer service because you are important to us.