The center pole of this single monitor mount is 31', which allows you to adjust the monitor to the ideal height as you need to reduce the strain on your back and neck, keeping you comfortable and productive while you stand or sit. Meanwhile, this tall monitor stand has plenty of height, great for adding a monitor above another monitor. This is a must-have for multi-monitor setups. This single arm monitor mount widely fits 13,19,21.5,22,23,24,27,29,32 computer screens, supports weight up to 17.6lbs, compatible with VESA 75x75mm or 100x100mm backside mounting holes. Also fits ultra-wide monitors up to 35' if under 17.6 lbs. Finding the ideal viewing angle is easy with this fully adjustable single monitor arm. Allow your monitors to tilt and swivel from -90° to +90° and rotate a full 360 degrees. Moreover, the articulating arm can extend your screens forward 13.47' for closer viewing.