Suptek Height Adjustable Gas Spring Fully Articulating TV Wall Mount for LCD LED Plasma Screen 26'' - 50" with VESA 400/200/100/75mm WM4021B Z2 For 26-50'' monitors weighing up to 21KG(46lbs); 3-YEAR GUARANTEE Tilts from -/ +15 degrees and turns 90 degrees left/right; Rotates 360 degrees Compatible with VESA hole patterns:75*75-400*400mm Distance from the wall: 9-58cm (3.5-22.8); Adjust the distance from up and down 31.5cm/12.4 Gas spring structure allows ergonomic arm with maximum flexibility for freely positioning; both vertically and horizontally