Use this Extender to increase the width of a 28" or 46" Crossbar to 55". Includes a center display bracket for attaching an LCD in the middle of the crossbar.Benefits- 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- Mix and match DS100 stands and parts to create custom configurations