The ERDGM2-01B is a single monitor Desk Mount for Monitors 13-34″ weighing between 4.4 and 26 lbs.The gas spring arm provides easy height adjustment – simply move the monitor where you want it, no tools required! Height, swivel, and tilt adjustments allow the monitor to be placed at the optimal position. Versatile mounting options; includes desk clamp, or grommet mount accommodates a variety of desk types. Built in cable management allows cables to be neatly organized creating a clean look.