The AV Stumpfl frame adapter and countersunk screw set is a component for the SHIFT-legs system used with Monoblox32 and Vario32 projection-screen frames. The set contains one frame adapter and one countersunk screw for attaching or securing the SHIFT feet. It is supplied as one piece/unit and has a net weight of 0.0447 kg. The manufacturer’s article number is BFZ-F/S/RA/32/E.