The AV Stumpfl VarioLock64 extension bar is a black frame or system component with a length of 90 cm. It is identified by manufacturer article number BVM-X090 and belongs to the VarioLock product series. The extension bar is intended for use within the VarioLock64 system and is supplied as an individual piece. Its net weight is 1.14 kg. No projection surface, video interface, connector, or lens compatibility data is specified.