ERGOTRON LX DUAL STACKING ARM EXTENSION AND COLLAR KIT BRIGHT WHITE

- Easily add a second, third or fourth display to your LX desk mount to hold another monitor or laptop computer
- Cable management feature routes cables under the arm, out of the way
- Easy to use: Simple installation and effortless operation
- Patented Constant Force™ lift-and-pivot motion technology
- Passes Ergotron’s 10,000-cycle motion test, which ensures years of trouble-free height adjustment