Herman Miller "Flo" monitor arms.
$420 new from Herman Miller, best of the best single monitor arm.
Supports monitors up to 20 pounds. Many tension options to ensure a proper work environment, cleans up any desk for a more modern look. Sleek design
As intuitive as the technology it supports, Flo features a patented geometric spring technology and dynamic fingertip control. This lets you put your screen exactly where you want it with minimum effort and maximum precision. Unlike any other monitor support mount on the market, it supports everyone's eyes, even those with progressive lenses. Houses technology ranging from 7 to 20 pounds.