Retractable keyboard tray with articulating arm to store keyboard under work surface. Keyboard trays tile, swivel and lock in place at desired working position. Gel wrist rest and retractable mouse pad. The drawer measures (21 21/32" x 11 3/32" x 1 7/64". Mouse Stage measures 6 1/3" x 6 1/3". Platform tilt adjusts 15 degrees. Platform swivel left or right 75 degrees (subject to the opening of undertable). Minimum depth is approximately 4". Keyboard Tray Articulating