Deluxe, adjustable desk riser offers a healthy addition to any desk, allowing you to sit or stand while you work. Large, 32" wide x 20.5" deep worksurface accommodates two monitors or a monitor and a laptop. Ergonomic, retractable keyboard tray moves up and down vertically with the desk. Sturdy metal frame with easy-grip side handle and gas piston assist can raise and lower up to 35 lb. with continuous height adjustment from 5" to 18". Easily raise and lower with side handles. Gas shocks will assist, allowing you to easily move the desk up and down. Grommet hole allows you to route cables for hassle-free cable management or add an optional monitor desk mount. Riser is fully assembled for use right out of the box.