• Depth-adjustable monitor arm is fully adjustable for optimum viewing control • Easily mount the monitor arm with a clamp that attaches to your desktop or through a grommet hole • You can use the adjustable arm to elevate LCD monitors from 3-1/2 to 16-1/2 above the desk • Reach ranges a minimum of 2-1/2 to a maximum 21-1/2 • Tilt up or down positive/negative 37 degrees and freely swing it left or right with a 360-degree rotation capability • Meeting VESA mounting standards, the monitor arm mounts to surfaces up to 2-1/2 thick with no tools required and holds LCD monitor up to 21 or 20 lb