Chief's KXC420B premium Kontour KX Series Monitor Arms provide the most complete range of motion available, due to our exclusive FleXlink design. KX Series mounts with FleXlink optimize the depth of dual-, triple- and quad-monitor installs for shallow depth desktops while still providing full range of motion for screen sharing with colleagues. This series includes Chief's patented Centris Extreme Tilt technology for effortless fingertip monitor positioning. Kontour monitor mounts float your displays in the optimal ergonomic position above your work surface to create a more productive and comfortable work environment. Compatibility: Apple Monitor