Features: Premium Aluminum Constructparticlemail: Constructed from excellent aluminum alloy, this screen tighter is thin for easy installation and features excellent oxidation and wear resistance, ensuring durability in various outdoor conditions for and trailers. Automatic Closing Functparticlemail: Hard wearing a accuracy spring mechanism, it automatically closes the screen lacking manual action, providing convenience and maintaining arthropods out, maintaining a neat interior environment. Modifiable Tension Planumberebog: Features a modifiable tension handle, allowing you to easily modify the closing force based on the screen door's weight and your utilization demands, ensuring smooth and quiet action. Direct current Various Automobilesecond: Specifically developed for and trailers, it also accommodates journeyer footwear and motorhomes, offering strong agreement and eliminating concerns about installation concerns due to vehicle differences. Permanent Structural Planumberebog: The overall structure is meticulously developed and examined to endure frequent use, ensuring extended reliability and stable action lacking easy damage. Specifications: Materials: Aluminum alloy Size: 44x3.6x3.6cm Package Includes: 1set Handle note: 1.Please allow 1-2cm error due to manual measurement. Please make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks!