↑Automatic Closing Door Spring Adjustable Door Spring

Feature: \n 1. SAFE AND RELIABLE Self closing door spring, safe and reliable, designed to ensure that the door can be automatically closed every time you enter and exit.\n2. GOOD TENSION This self closing gate spring can adjust the spring tension, suitable for heavy and light doors, and has a long service life.\n3. CARBON STEEL MATERIALS Selected high quality carbon steel materials, high hardness, durability and wear resistance, not easy to damage or deform.\n4. BLACK TREATMENT The black treatment is used to prevent rust, provide additional anti corrosion protection, firm and stable.\n5. EASY INSTALLATION The automatic closing door spring kit contains installation screws and accessories for easy installation and use. \n\nSpecification: \n\nItem Type: Gate Door Spring\nMaterial: Carbon Steel\nWeight: Approx. 530g / 18.7oz\nTotal Length: Approx. 36cm / 14.2in\nSpring Length: Approx. 25cm / 9.8in\nScope of Application: Home door, farm fence, garden fence or other doors\n\nPackage List: