AV Stumpfl VarioClip Lock middle strut is a black frame or system component intended for use with the VarioClip Lock product series. It is supplied as a single piece and has manufacturer article number BCM-X/MST/X. The listed gross and net weight are both 1.18 kg. Austria is identified as the country of origin. No projection surface, projection area, screen dimensions, projection type, or aspect ratio is specified.