The AV Stumpfl MonoClip middle strut is a frame or system component for MonoClip projection-screen systems. It is designed for a 16:9 screen or frame size of 325 × 192 cm, corresponding to 10'8" × 6'3". The component is supplied as one piece and has a net weight of 4.6 kg. It is identified by manufacturer article number BMV-XC325/MST and is manufactured in Austria. No video connections, projection surface, or standalone screen dimensions are specified.