Quality Materials This adjustable gate closer is made of high quality carbon steel with a black epoxy finish, the springs are durable and corrosion resistant. They are therefore well suited to harsh outdoor environments as they can withstand weather and general wear and tear. Adjustable TensionThis self-closing door spring can adjust the spring tension according to your door size, suitable for light to heavy use and simplifying your daily life. DesignGate spring-loaded door closers are elongated on both sides for a more even force on the door when self-closing. The service life becomes longer. Suitable for many scenarios. You can use this 14 inch gate spring in gates, garden fences, agricultural fences, household doors and various wooden doors. Can be used for automatic closing of left and right doors. Quantity and SizeThe product includes 1 14 inch spring door closer, 2 locating pins (0.86 inch long), 4 pieces of screws, 1 adjusting pin (2.86 inch long). The product size is suitable for most gates or fences. 1. Easy installation, the door spring is installed on the hinge side of the door, on the fence frame or the hinge. The package includes all the fixtures and accessories, no need to buy extra screws for the garden gate closers. 2. This adjustable gate closer made of high quality carbon steel with black epoxy finish, the springs are durable and corrosion resistant. They are therefore well suited to harsh outdoor environments as they can withstand weather and general wear and tear. door spring closer Packing list: metal door spring * 1 mounting screw * 4 locating pins * 2 tension adjustment tool * 1 specification: material: carbon steel color: black total length: 35.6 cm/14 inches weight: 490 g