The AV Stumpfl Monoblox64 bottom frame bar is a black frame-system component with a specified width of 569 cm (18 ft 8 in). It is designed for use with the Monoblox64 frame system. The component has a gross and net weight of 9.2 kg. Manufacturer article number BXW-XN569/B. No projection surface, projection area, signal inputs, signal outputs, connectors, or accessories are specified for this frame component.