High-Quality Material: The Keyboard Drawer Tray Slide Rail Track is made from and durable metal, ensuring longevity and reliable performance. Smooth Operation: The slide rail track is designed for effortless gliding, providing a seamless and quiet operation. It allows you to easily pull out or push in your keyboard tray whenever needed. Easy Installation: This Under Desk Pull Out Slider Track comes with all the necessary hardware, making setup quick and easy even for non-professionals. Space-Saving Design: Our Keyboard Drawer Tray Slide Rail Track is perfect for optimizing your workspace. It helps in decluttering your desk by providing a dedicated space for your keyboard when not in use. Universal Compatibility: The rail track is versatile and can be used with a wide range of keyboard drawer trays, making it a suitable choice for various desk types and sizes. Size Chart: 358-584MM Package Includes: 1 SetUnder Desk Pull Out Slider Track Note: Please allow slightly errors due to manual measurement and different monitors.