Ergotron LX HD Sit-Stand Desk Mount LCD Arm - Mounting Kit<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> 20-Inch (51 cm) height range allows users to move between sitting and standing positions while they interact with the Display </span></li><li><span class="a-list-item"> Extends LCD up to 33" (84 cm)， push your Display out of the way when not in use </span></li><li><span class="a-list-item"> Increase viewing comfort - help reduce eye， back and neck strain </span></li><li><span class="a-list-item"> Upgrade LCD monitors and TVs with improved ergonomic adjustment </span></li><li><span class="a-list-item"> Patented CF motion technology provides premium ease-of-use adjustment </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41mefRZYwCL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31nt8BOEJfL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31jR-8E5NvL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41bWgL49LDL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41ap2jlCYwL.jpg" noproxy>