Vario64 extension bar from AV Stumpfl, designed as a frame or system component for the Vario64 product series. The bar has a specified length of 25 cm and is identified by manufacturer article number BVV-X025. It is supplied as one piece and has a gross and net weight of 0.4 kg. The component is not a projection screen or surface and therefore has no projection area, aspect ratio, gain specification, or overall screen size.