VIVO Quad LCD Monitor Desk Mount Stand Heavy Duty Fully Adjustable fits 4 /Four Screens up to 30" (STAND-V004) COMPATIBILITY - Holds Four Screens up to 30" and 22 lbs each with VESA Mount (75x75mm and 100x100mm mounting holes). Mounts to desk with heavy duty C-clamp or optional grommet mount MOTION - +80 to -90 degree tilt, 180 degree swivel, 360 degree rotation, and height adjustability for optimal viewing angles CABLE MANAGEMENT - Integrated clip system to keep potentially messy cords clean and organized KEY MEASUREMENTS - Center Post is 34.75" tall and the mounting brackets are exactly 31" on center (apart) WEVE GOT YOU COVERED - Sturdy steel design is backed with a 3 YEAR MANUFACTURER WARRANTY and friendly tech support to help with any questions or concerns.