Fits monitors up to 27" and up to 18 lbs per monitor. Height easily adjusted for an optimal ergonomic position. Fully articulating design provides 360-degree rotation, 180-degree swivel and ±45-degree tilting for any viewing perspective. Cable clips for cable management. Monitor arm attaches to the desk, via a clamp or grommet (both included). For Four Monitors. OEM/Compatible: Compatible; Workstation Type: Mobile Workstation; Traditional Desk/Table; Width (Min): 28.6"; Width (Max): 57".Package Includes: Clamp-Mount Hardware; Grommet-Mount Hardware