The dataflex Viewmate monitor arm - desk 682 supports two monitors stacked on top of each other, which can be adjusted in height and depth independently. The clamp levers make height adjustment a breeze. - Suitable for desks with a thickness from 5 to 40 mm (clamp) or 50 mm (bolt through) Highlights: - Independent depth adjustment - Comes with a desk clamp mount and bolt-through desk mount - Easy to adjust in height using a clamp lever