Desk Extender, Keyboard Platform Extender, Sliding keyboard shelf, Keyboard Stand, keyboard tray under desk, Storge Shelf, Support for Keyboard Mouse Tray, with Drawer Ball Bearing Slides Rail, Keyboard RunnersWhether you want more office or desk space, or want to sit or improve your posture, the sliding keyboard tray is for you. A good helper for typing workCharacteristic:1. Save space and add workspace2. Abrasion resistance and strength. Can withstand from 20kg to 40kg3. Easy to install. Includes all installation hardware.4. Full size keyboard surface fits all size keyboards, mice, and all additional equipment.5. Made of elegant and beautiful wood, waterproof and easy to clean6. Ergonomic design. Adjusts posture, improves concentration, reduces shoulder and neck load, and effectively prevents back pain-Name: Computer Keyboard Tray / Keyboard Drawer / Keyboard Stand / Pull-out Keyboard Tray-Material: wood, metal-Installation method: Under-stage installation-Tray size: Length 55cm / 60cm / 70cm, Width 27cm, Plate thickness 1.6cm-Slide rail size: 36 cm reinforcement type (pull distance 24 cm)-Packing: 1 wooden keyboard tray; 1 pair of metal slide rails; enough mounting hardware; 2 sets of different height mounting plates