This solid and adjustable tray can hold both a mouse and a keyboard. Mount it directly to a wall or connect it to the Track System, sold separately. Use the adjustable tilt to set the keyboard angle as desired. Use it with the included transit for easy adjustments, or connect it directly to a wall for more lasting attachments. The mouse pad can be extended out 10 from the keyboard tray. A padded wrist rest is provided. Mounting hardware and track transit included. Assembly required. Keyboard and mouse not included.