The AV Stumpfl Monoblox64 bottom bar is a black lower frame component for the Monoblox64 system. It is supplied as an individual piece with a width of 325 cm and a stated gross and net weight of 6.6 kg. The component is identified by manufacturer article number BXW-XN325/B. It is a frame or system component, not a projection screen or surface; no projection area, aspect ratio, or projection type is specified.