Good Material: Made of high quality metal with nylon rollers, sturdy, durable, not easy to rust and wear out. The surface is smooth and will not scratch your skin. ;Unique Design: Pulley design for smooth sliding to provide a simple and effective way to absorb the door silently and firmly. A good replacement for old or broken door locks. ;Easy to Install: Double roller door latches for quick installation and easy operation, even if you have no experience, you will understand it immediately. Just drill guide holes and gently tighten the screws with a Phillips screwdriver. Wide Application: These roller door latches are usually used for various kinds of furniture, such as cabinet doors, dressers, kitchen cabinets, wardrobes, lockers, closet doors, etc. Suitable for use in homes, offices and shops. Note: The data is all measured manually. Due to the difference in light and temperature, deviations may occur. In case of color differences, the actual object received shall prevail.