The AV Stumpfl Monoblox64 top frame bar is a frame component for the Monoblox64 series. It provides a specified width of 508 cm, equivalent to 16 ft 8 in, and is identified by manufacturer article number BXV-XN508/T. The component weighs 8.46 kg net and gross and is supplied as one piece. It is a structural frame element rather than a projection surface or screen, so no projection area, aspect ratio, gain, or projection type applies.