The AV Stumpfl monoblox64 middle strut is a structural frame component for the monoblox64 series. It is manufactured from aluminum with a black anodized finish and supplied as one piece. The component is identified by manufacturer article number BXW-X/MST and has a listed gross and net weight of 4.6 kg. It is intended for use within the AV Stumpfl monoblox64 system; no video signal functionality, projection surface, dimensions, or accessories are specified.