A VarioLock64 extension bar manufactured by AV Stumpfl for use as a frame or system component. The 45 cm bar is finished in black and is identified by manufacturer article number BVM-X045. It belongs to the VarioLock product series and is supplied as an individual piece. The item is not a projection screen or surface and therefore has no projection area, aspect ratio, projection type, or surface gain specification. Its gross and net weight are both 0.8 kg.