FINE WORKMANSHIP The surface treatment is fine, no rust, no fading, and quality assurance. WIDE USAGE The door lock is suitable for all glass movable doors and windows, easy and quick to install, save labor. installation time.DOUBLE-SIDED SHACKLE This model is a double-sided hook latch, which opens and closes smoothly and comfortable to use.STAINLESS STEEL MATERIAL The sliding door latch is made with steel case stainless steel and zinc alloy accessories, no need to worry about its quality. The black door lock with a modern and simple style, will not be inconvenient when installed on the doors, useful. Modern And Simple Style Modern and simple style, will not be inconvenient when installed on doors, useful. Note: The data is all measured manually, please allow 1-3cm error, due to the light difference and display, there will be a certain color difference, the actual object received shall prevail.