Rack & cabinet Mount Keyboard Tray ,Solid, Versatile , It is perfect for storing anything from software, tools, paper, supplies, cable management or patch cables. . This premium quality 1U rack mount keyboard is designed to fit different installation depth of racks and cabinets. It is easy to mount on a 19" standard rack or cabinet. The keyboard tray is made of cold rolled steel to provide you with a maximum load of 40LB. With the heavy duty materiel, it provides you with exceptional stability. Tray self has 17.75inch deep and extends 9”. Back cable holes are very convenient to organize your cables. Mounting screw kit is included.