AV Stumpfl MonoClip middle strut for 21:9 projection systems with a 508 × 226 cm screen size. This frame or system component is designed for use with the MonoClip series and is not a projection surface or screen. The component has a gross and net weight of 1.1 kg. It is supplied under article number BMV-XU508/MST and is manufactured by AV Stumpfl in Austria. No video signal inputs, outputs, connectors, lenses, or projection surface properties are specified.