COMPATIBILITY - Dual monitor mount fitting two screens 13” to 27” in size and 22 lbs in weight each with 75x75mm or 100x100mm backside mounting holes FULL ARTICULATION - Adjustable arm offers +90° to -90° tilt, 180° swivel, 360° rotation, and height adjustment along the center pole. Monitor can be placed in portrait or landscape shapes DESK CLAMP - Mounts to the back of your desk (up to 4” thick) via a heavy-duty C-clamp or optional grommet mount INTEGRATED CABLE MANAGEMENT - Keep your power and AV cables clean and organized with detachable cable clips on the arms and center pole EASY INSTALLATION - Mounting your monitors is a simple process with detachable VESA bracket plates. Fits most LCD monitors 13" to 27" and supports up to 22 lbs per monitor. Every joint is able to be tightened, so you can adjust exactly how fluid/stationary you want everything to be. Heavy-duty 4" C-clamp and 4" grommet mounting options are included. This has standard VESA 75x75mm and 100x100mm mounting holes. Features: Tilt: +90 to -90 degree Swivel: 180 degree Rotate: 360 degree Height adjustable Ultra heavy duty "C" clamp Integrated cable management system Monitors can be placed in portrait or landscape shape Fully adjustable arms Vesa Standard: VESA 75x75mm and 100x100mm Center Post is 17 inches tall and the mounting brackets are 29 inches apart on center.