Upgraded Performance: This high-performance dual monitor mount provides ultrawide monitor support and increased flexibility. The two heavy-duty aerospace-grade aluminum alloy arms and reinforced base securely hold 13" to 35" monitors weighing up to 26.4 lbs each. Seamless Adjustability: Dynamic arm adjustment enables +85°/-30° tilt, 180° swivel, and 360° rotation for seamless dual-screen setup and easy landscape-to-portrait transitions. Ergonomic Elevation: Raise your screens up 21.65" for eye-level viewing, reducing neck & back discomfort from prolonged desk work. This monitor mount also enables you to work sitting or standing. Proven Durability: The premium gas springs are 20,000 times cycle-tested to ensure dependable long-term performance. Base Installed in Seconds: Simply position the C-clamp on the desk edge and tighten for a firm hold. Grommet hole mounting is also supported. View full manual