Supports proper ergonomic eye-level viewing angles using data-driven research and a color-coded fitting chart to support quick and intuitive height-setting. Enjoy effortless adjustment of each external monitor's height, depth, and angle. With 6.7 - 19.9 inches height adjustment, +/-90 degree swivel and monitor rotation, and +/-90 degree tilt adjustment, the One-Touch fully articulating gas spring monitor mount gives you total control over the placement of your dual monitors, from landscape to portrait and side-by-side to vertically stacked. Its Counterbalance Tension Adjustment allows you to "tighten" or "loosen" each arm to accommodate a range of monitor weights with the same effortlessness and stability (Allen wrench included). The SmartFit One-Touch Height Adjustable Dual Monitor Arm is stable in every position, supporting a 13 - 34 inches flat or curved monitors weighing up to 19.8 lbs. Mountable by c-clamp (desktop thickness range: 0.39 - 3.3 inches) or grommet hole (desktop thick