The AV Stumpfl VarioClip Lock extension bar is a frame or system component for the VarioClip Lock series. It provides a 20 cm length extension and is finished in black. The component is supplied as one piece and is identified by manufacturer article number BCM-X020. Its gross and net weight are each 0.3 kg. The country of origin is Austria. No projection surface, video input, video output, connector, aspect ratio, or projection data is specified.