The AV Stumpfl VarioClip Lock corner is a black frame-system component for the top-left corner of a 210 × 210 cm VarioClip Lock frame. It is identified by manufacturer article number BCM-X210/210/TL and is supplied as a single piece. The component has a gross and net weight of 2.48 kg. No video signal inputs, outputs, connectors, projection surface, or screen dimensions are specified for this frame accessory.