9” for free movement and space-saving

<Universal Compatibility>dual monitor wall arm is compatible with a wide range of computer screens

No matter how you adjust the monitor

<Save Your Desk Space>The adjustable arms and stand allow you to hold 2 monitors on 1 stand off desktop mounted on the edge of desk or through a grommet hole

more convenient and no need for drilling any grommet hole or using any clamp

MOUNTUP Laptop Arm Mount for Desk Holds 2.2-19.8lbs MU4007 Full Motion TV Mount 9” for free movement and<Universal laptop Mount Desk>Hold one up to 13" 17" laptop. Each arm can hold 3. 3 17. 6lbs 1. 5 8kg laptop or monitor with 75mm x75mm or 100mm x 100mm VESA mounting holes. <Full Motion Adjustable Laptop Stand>This monitor desk mount with gas spring arms offer a wider range of movement. Single Monitor Desk Mount arms can extend up to 21. 5" long, and rise up to 16. 3" in height. Easy to find the right viewing angle and position. Supports screen