Features: Enhances security with impact-activated self-closing door latches designed to automatically secure doors upon closing, providing peace of mind for home or office environments. Crafted from aluminum with a rust-resistant coating, this latch is built to last and integrates seamlessly with various door materials. Suitable for homeowners, office managers, and businesses seeking to improve access control and security measures. Ideal for residential front doors, office partition doors, warehouse doors, and any location requiring automatic closure. Easy installation makes it a convenient choice for upgrading door hardware with reliable self-closing functionality. Specifications: Material: Aluminum Size: Approximately 4x10x23x41mm / 0.16x0.39x0.91x1.61 inch Package Includes: 1 x Spring Door Latch Note: Please allow 1 to 3 cm error due to manual measurement; ensure you are comfortable with this before purchasing. Due to differences in monitor displays, the image may not reflect the actual color of the item.