Fits 17" to 49" screens: this heavy-duty monitor arm is designed to hold a flat monitor with a panel size of 17 to 49 inches with a weight capacity of up to 39.6 pounds for flat monitors and 30.8 pounds for curved monitors. This monitor arm also uses a 75x75mm or 100x100mm VESA plate for wide compatibility. Height & Articulation Adjustment: Gs Spring Technology allows for no sagging during use. The arms offer full articulation: +90° to -45° tilt, 180° swivel, and 360° screen rotation. This monitor stand features a longer & taller height gas spring arm than other monitor arms, built for heavy duty application. Integrated Cable Management: The arms cover routes power and AV cable cords, keeping them out of sight for a clean and organized workspace. There is also a cable management pocket that attaches to the base of the stand on the back where you can tuck away cables and also stow the adjustment tools for ease of use. Easy Installation: Comes with both C clamp (default)