Sleek and streamlined the LX is the perfect desk accessory to add flexibility to your monitors. The tall pole accommodates monitors up to 40&quot;. Place them exactly where you want for ergonomic comfort.&lt;br /&gt;&lt;br /&gt;- 22&quot; (55.9 cm) tall pole provides configuration flexibility. Ideal for larger displays&lt;br /&gt;- Add a third or fourth display using the accessory LX Arm Extension and Collar Kit&lt;br /&gt;- Position monitors for maximum ergonomic comfort with unparalleled range of motion&lt;br /&gt;- Helps reduce eye back and neck strain&lt;br /&gt;- Folding arms free up space in constrained areas&lt;br /&gt;- Two-piece mounting clamp has keyhole-shaped holes for quick assembly and two clamping screws for secure installation&lt;br /&gt;- Easily turn one or both screens from landscape mode to portrait modeview entire pages without scrolling&lt;br /&gt;- Passes Ergotrons 10000-cycle motion test which ensures years of trouble-free height adjustment&lt;br /&gt;- Patented Constant Force lift-and-pivot motion technology