Ergotron DS100 Crossbar Extender, Long - Mounting component (crossbar extender, center bracket) for 2 LCD displays - aluminum, steel - black - screen size: up to 26"
Ideal for converting a dual-monitor crossbar so it can hold three Displays; Accommodates larger Displays up to 26"* when added to an existing triple-monitor crossbar; Durable aluminum and steel construction creates an extremely stable platform