Ergotron LX Arm, Extension and Collar Kit 98-130-216

- 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