MonoClip middle strut for the AV Stumpfl MonoClip system, designed for 4:3 screen frames measuring 508 × 386 cm (16 ft 8 in × 12 ft 8 in). This component is a structural frame accessory rather than a projection screen or surface and has no projection area or video signal connections. The product is supplied as one piece and has a net weight of 5.84 kg.