Securely use your LCD monitor screen on any desk, allowing the flat panel to rotate 360 degrees. Attach the stand using its weighted base, or directly bolt onto the desk (screw through bottom of tabletop, into pole"s bottom end). This is a very sturdy all-metal LCD VESA desk stand. Sit or stand: the screeen can tilt up 45 degrees, so the LCD screen can be viewed in standing position when the stand is placed at a regular desk height. Dimensions: Height: adjustable from 7.5 inches to 9.5 (from base to center of the LCD screen); Pole Diam.: 35 & 42 mm., inner & outer poles, respectively; Base: 12 inches W x 8.5 D; LCD size: up to 25 inches diagonal width (approx. 25 lbs.). Features: Bracket height easily adjusted with the rear knob; Screen can tilt upwards 45 degrees and rotate (landscape or portrait); Easy Torque adjustability, for smoother or stiffer operation; Color: Black.