Use Notebook and Monitor Arm to add a notebook screen to your LCD monitor to double the size of your computer display. Or mount two LCD monitors side by side. Highly adjustable arm moves up, down, forward, and back with just a touch. Height adjusts up and down through a 13" range. Monitor can rotate to portrait or landscape, swivel 180 degrees, and tilt forward and back 80 degrees for optimal ergonomic positioning. Clamp or grommet mount on desks up to 1-7/8" thick. Attachment system for docking stations allows easy notebook connectivity. Notebook and Monitor Arm is designed for LCD monitors up to 20 lb. and notebooks up to 12 lb. Design fits both 75 x 75mm and 100 x 100mm VESA-D monitor bolt hole patterns.