The AV Stumpfl VarioClip Lock extension bar is a black frame or system component for the VarioClip Lock product series. It is supplied in a special length, but the specific length is not stated in the available product data. The component has a gross and net weight of 0.83 kg and is manufactured in Austria. The manufacturer’s article number is BCM-X. No projection surface, video signal interfaces, lenses, or screen dimensions are specified.