Mount-It! MI-705 Height-Adjustable Computer Monitor Desk Mount Stand for One LCD Flat Screen Monitor Innovative desktop PC monitor desk riser that mounts Samsung, Acer, Viewsonic, LG, Dell, HP, Asus, AOC, eMachines flat panel LCD and LED displays from 13" to 30" (13, 15, 17, 19, 20, 22, 23, 24, 27 and 30 inch monitors). Compatible with VESA 75 (75 x75 mm) and VESA 100 (100 x 100mm). VESA pattern is the square bolt hole pattern behind the monitor and measures typically 3 inch by 3 inch or 4 inch by 4 inch Monitor holder is height adjustable on the vertical pole, minimum height of 13 inches to max extended 18.5 inches. Monitor head can tilt up or down 15 degrees. The arm can swivel 360 degrees at three joints (pole connection, articulating arm elbow and at the monitor head) Improve the ergonomics of your office workstation by raising monitors to an ergonomic height on your desktop, depending on your sitting position. Avoid neck, shoulder and back pain by improving your posture. Swivel function gives you the freedom to turn the monitor to another person to share your screen Heavy-duty design supports up to 33 lbs. C clamp base has integrated double lock that ensures stable mounting onto the desks. This multi-monitor stand can be mounted on tables up to 2 inches thick. The minimum desk thickness should be 1 inch. We recommend using added reinforcement between the mount clamp and the glass surface for glass desk installations. C-clamp base: 79inches to 2inches Mounting a monitor to a stand will clear up space on the desktop for your keyboard, laptop or other items. Depending on the user and desk height, this mounting bracket can be used for standing desk applications. The pole measures 15 inches