Monoprice 105402 3-Way Adjustable Tilting Monitor Desk Mount Bracket， Black<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Fits monitors with VESA 50x50， 75x75， and 100x100 mounting patterns </span></li><li><span class="a-list-item"> Tilts +/- 12 degrees </span></li><li><span class="a-list-item"> Steel construction with welded base clamp and aluminum extension arm </span></li><li><span class="a-list-item"> Height adjustable from about 8.75 ~ 15 inches </span></li><li><span class="a-list-item"> Clamps to surfaces between 0.87 ~ 2.25 inches thick </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/31CWa6Vj7fL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/413SA8yVkAL.jpg" noproxy>