The AV Stumpfl BFZ-CASE/G/TOP/NF is a large top-cover component for an AV Stumpfl flight case featuring tongue-and-groove construction. It is supplied as an individual accessory and is intended for use with the specified AV Stumpfl tongue-and-groove flight-case configuration. The product is not a screen or video signal device, and no video interfaces, projection dimensions, lens compatibility, or latency specifications are stated. The net weight is 4.0 kg.