VIVO Quad LCD Monitor Heavy Duty Desk Mount 3 + 1 Stand/Holds Four Screens up to 24" Each (STAND-V004C) COMPATIBILITY - Holds Four Screens up to 24" and 22 lbs each with VESA Mount (75 X 75 & 100 X 100 mounting holes) MOTION - +15 to -15 tilt, 360 swivel, 360 rotation, and height adjustability for ideal viewing angles CABLE MANAGEMENT - System integrated to keep potentially messy cables clean and organized STABILITY - High Grade Steel and Aluminum build and Heavy Duty (4.25") C-clamp to ensure sturdiness and security of stand and monitors ORIENTATION - Screens can be installed either in a portrait layout or in a landscape layout