The AV Stumpfl VarioLock64 frame component is a black system component designed for use with the VarioLock64 frame system. This special-length component is intended to compensate for or adjust frame dimensions within the system. It is supplied as an individual piece and has a gross and net weight of 0.83 kg. Article number BVM-X. No projection surface, screen size, projection area, or video signal interfaces are specified.