This product is either discontinued or we cannot get that from suppliers.
ERGOTRON 60-593-216 StyleView Vertical Lift, High Traffic Area Low-Profile Keyboard & Monitor Mount, For up to 24", Capacity up to 30 lbs, Easily lifts, and tilts, VESA MIS-D 75/100mm, Fold-down keyboard tray, Integrated cable management, Includes mouse pad, wrist rest, mouse pouch, WHITE
Perfect for space-constrained and high-traffic areas. The low profile vertical lift provides 9" (23 cm) of smooth vertical adjustment and folds into a slim, compact unit when not in use—less than 4" (10.2 cm) from the wall.