The AV Stumpfl frame adapter and countersunk screw set is designed for AT64-SHIFT legs using a 64 × 32 mm frame profile. The set consists of one frame adapter and one countersunk screw for connecting or securing the frame components. It is a frame or system component rather than a projection surface or screen and has a net weight of 0.0437 kg. The manufacturer article number is BFZ-F/S/RA/64/E.