The AV Stumpfl Monoblox64 top bar is a black frame component for the Monoblox64 system. It is designed for use as the upper section of the frame and is not a projection surface. The bar has a specified width of 325 cm and a weight of 6.6 kg. It is identified by manufacturer article number BXW-XN325/T and belongs to the Monoblox64 product series.