EZM Notebook/Laptop Arm Extenstion Mount Desktop Stand Clamp with Grommet Mount Option (002-0005) COMPATIBILITY - Lifts the laptop or the monitor to free your desktop space. Laptop/Notebook fits Up to 17" or a monitor with 22 lbs weight capacity. Quick Release Mounting Brackets for easy installation fits VESA 75x75mm or 100x100mm Compatible THE SIZE OF THE POLE - The Diameter of the pole is 1 3/8" FEATURES - Heavy-duty steel platform with bottom lip to prevent the laptop from sliding and ventilation holes to help cool the notebook computer FULL-MOTION MOUNT - Easily Tilts, Swivels, Rotation and Height Adjustable, Die-cast triple joint flexible arms can swivel 180 at each joint facilitating swing in and out of positions and extend up to 16.30"length, Mounting heads tilt (Up/Down) +/- 90, swivel (In/Out) 180 and rotate (clockwise/counterclockwise) 360. The height of the laptop arm can be easily adjusted along the pole MOUNTING OPTIONS - With a versatile heavy-duty steel desktop C-Clamp mounting up to 3.90" (10 cm) thickness horizontal surfaces with an option to bolt through the desk, easy to install in minutes