Single-monitor arm is compatible with Fellowes Lotus Sit-Stand Workstation and raises a monitor to an optimal viewing height to prevent neck strain and free up valuable work space. It is easy to mount via grommet hole allowing quick setup. Height adjusts from 2-1/2" up to 16" above the top surface of the Lotus Sit-Stand Workstation (sold separately). Metal arm holds a monitor up to 27" and 17 lb. It meets VESA mounting standards.