Lorell, LLR99759, Deluxe Adjustable Desk Riser, 1 Each, Black

Raise or lower up to 35 lb. from 5" to 20" for ergonomic work position for people of all heights Retractable, ergonomic keyboard tray to keep arms and wrists in comfortable positions Grommet mounting system for installing a monitor arms for 1 or 2 monitors or hassle-free cable management Straight up and down motion requires less depth Will hold up to 2 monitors and a laptop