Desk Monitor Mounts for 10''-27'' Computer LCD Screen with Gas Spring Monitor arm (for monitor, desk mount) Height adjustment through the spring arms, swivel/articulate each arm connection, tilt and rotate at the monitor holder. Adjustable tension: Righty-loosy, Lefty-tighty Allows calibrating to the weight of your screen Ideal for most Samsung, Acer, Viewsonic, LG, Dell, HP, Asus, AOC flat panel LCD and LED displays from 10" to 27"(13, 15, 17, 19, 20, 22, 23, 24 and 27 inch monitors). HASSLE FREE-C-clamp and grommet mount bases are included for easy and quick installation. Holds Screen Size up to 27" and 11 lbs in WeightHolds Screen Size up to 27" and 11 lbs in Weight