Make your workspace more healthy and comfortable with this Rocelco 46"W ergonomic adjustable desk riser. It provides vertical height adjustment from 5" to 20" to allow convenient use for people of different heights. Strong metal frame offers excellent stability and gas piston assist lets you easily move up and down. Extendable keyboard tray offer improved ergonomics. | Rocelco 46"W Ergonomic Adjustable Desk Riser with Keyboard Tray - Brown