DESC: Flat panel monitors provide space-saving convenience. Ergotron's Adjustable Rotating Mounting Solutions (ARMS) deliver this technology right where you need it. ARMS increase workspace by suspending your flat panel monitor above your work surface. Ergotron's patented ARMS will instantly lift, swing, tilt and rotate for optimum ergonomic positioning without the need for knobs or adjustment levers.Ergotron has designed the 400 Series for long reach and full adjustability.