Features: You can send this 1U sliding rack shelf as a practical gift to people around you who need it, bringing them a lot of convenience, and enhancing your relationship. The rack mount pull out shelf is easy to slide and use, suitable for digital enthusiasts to place servers, computers or other equipment in your home, office or other indoors. Specifications: Main material: metal Main color: black Shelf size: approx. 19 x 17 x 1.75 inches Tray size: approx. 15.6 x 13.5 x 1.5 inches Package includes: 1 x Rack mount sliding keyboard tray 4 Sets of screws Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays. Swallowing risk may exist, keep away from little kids.