The AV Stumpfl monoblox64 middle strut is a frame component for 16:10 monoblox64 screen systems with a 386 × 249 cm format. It is designed to provide central support within the frame structure and is supplied as an individual piece. The component has a net weight of 4.6 kg and is identified by manufacturer article number BXV-XW386/MST. It is not a projection surface or complete screen and therefore has no independent projection area.