VIVO Quad Monitor Fully Adjustable Heavy Duty Desk Mount Stand 4 LCD Screens up to 27" (STAND-V004M) COMPATIBILITY - Holds Four Screens up to 27" and 17.6 lbs each with VESA Mount (75 X 75 & 100 X 100 mounting holes). Mounts to desk with heavy duty C-clamp or optional grommet mount MOTION - +45 to -45 degree tilt, 360 degree swivel, 360 degree rotation, and height adjustability for optimal viewing angles CABLE MANAGEMENT - System integrated in order to keep potentially messy cords clean and organized BUILD - Center Post is 31" tall and the mounting brackets are exactly 29" 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