Ergotron 98-640 monitor mount accessory

Upgrade a LX Monitor Arm to a stable multi-monitor solution for two, three or four monitors. This kit easily attaches to the pole of the desk mount base to hold additional monitors or a laptop computer for gaming, call centers, industrial spaces or finance applications. For triple or quadruple monitor set-ups, use with the LX Dual Stacking Arm, Tall Pole.