The AV Stumpfl Vario32 middle strut is a black frame or system component intended for use within the Vario32 product series. This version is supplied without studs or snap buttons. It is listed as an individual piece and is identified by manufacturer article number BVT-X/MST/X. No specific strut length is provided in the available product data. The product is manufactured by AV Stumpfl, with Austria listed as the country of origin.