The AV Stumpfl wing screw set is a frame or system component for assembling or securing two AT32/64 units in VARIO 64 and VARIOCLIP 64 configurations. It is supplied as a set under article number BFZ-F/S/BVV/AT3264/2. The component belongs to the VARIOCLIP product series and is manufactured by AV Stumpfl. Its documented unit weight is 0.3 kg, and its country of origin is Germany. No dimensions or projection-surface specifications are provided.