Full compatibility: Fits single screens up to 38 inches diagonal and 0 to 23 pounds; compatible with VESA patterns 75x75mm and 100x100mm Installation flexibility: Includes arm with wall mount base, cable covers, VESA adapter plate and attachment hardware; mounts directly to wood studs, sturdy vertical surfaces or to optional accessories Wall Plate (97-101-003) or Track Mount Bracket Kit (97-091) Ergonomic range of motion: Find the most comfortable fit with 18.9 inches of horizontal extension and 24 inches of lift; customize views with 360 degrees of rotation and 180 degrees of tilt; frees up space by folding within 7 inches of the wall Sleek and sturdy: Enhance the look for your workstation with adjustable positioning to help boost productivity; neatly control cables with integrated cable management; easy to clean design is well suited for clean room operations Professional-grade quality: Extensive testing ensures your workstation performs reliably day after day; Ergotron products set the standard for quality with a 5-year warranty and expert technical support The 400 Series carries an LCD through a vertical range of 24 inches (61 cm), which allows viewing while sitting, standing or anywhere in between. Its rugged construction makes it perfect for industrial applications.