Manual Height Adjustable Floor AV Stand This floor AV stand incorporates rounded edges and sleek features to give a softer, professional feel that fits well in corporate and classroom environments. The height can be adjusted by one person via hand or 1/2" hex bit on a power drill. Sleek look suitable for multiple environments Turn knob allows single user to easily adjust the screen height by hand or 1/2" hex drill bit to any height between 41.5 and 61.5 inches (106-156 cm) Flexible cable covers allow lay in access anywhere along column Centris Technology provides tilt and roll with use of knobs Provide aesthetic covering to the rear side of the displays, components and mount using the Chief Fusion® Universal Back Covers. 40"-80" Flat Panel Floor Stand (black) - h: 106-156 cm