The AV Stumpfl Vario64 extension bar, model BVV-X058, is a frame or system component for the Vario64 product series. It has a stated length of 58 cm and a net weight of 0.75 kg. The component is supplied as a single piece and is manufactured in Austria. It is not a projection screen or surface and therefore has no projection area or specified projection characteristics. No video signal connections, video inputs, video outputs, included accessories, or optional accessories are specified.