Set-up support for the AV Stumpfl AT64-SHIFT system, designed for use with six round bar holders. The item is supplied as a set and serves as an assembly aid for the frame or system component. It is not a projection screen, surface, projector, or video signal device. The product has a gross and net weight of 2.7 kg and is manufactured in Germany under article number BFZ-MH/AT64-SHIFT/6.