The AV Stumpfl Monoblox64 top frame bar is a frame or system component for the Monoblox64 series. It has a specified width of 447 cm (14 ft 8 in) and a net and gross weight of 7.8 kg. The component is supplied as one piece, as indicated by the unit “STÜCK”. Article number BXV-XN447/T. It is a structural frame element, not a projection screen or surface, so no projection area, aspect ratio, or gain specification applies.