EZM Articulating Heavy-Duty Quad Monitor Mount Stand Free Standing with Grommet Mount Option Up to 27" Widescreen Displays(002-0028) COMPATIBILITY - Holds Most Widescreen displays including curved widescreens up to (4) 27" with VESA 75x75mm or 100x100mm Compatible. Quick Release Mounting Brackets for easy installation POLE SIZE - The Diameter of the pole is 1 3/8". ADJUSTIBILITY - The height of the Arm can be adjusted by moving Up/Down along the pole. Each monitor height can be fine tuned FULL-MOTION MOUNT - Die-cast triple joint flexible arms swivel 180 at each joint facilitating swing in and out into comfortable viewing positions. Features 360 (Clockwise/Counter Clockwise) rotating mounting heads to accomodate landscape and portrait modes. Mounting heads tilt (Up/Down) +/- 90, swivel (In/Out) 180 and rotate (clockwise/counterclockwise) 360. Features 360 (Clockwise/Counter Clockwise) rotating mounting heads to accommodate landscape and portrait modes MOUNTING OPTION - Heavy-Weighted Metal Base Which Also Can Be a Grommet Mount, Easy To Install