The AV Stumpfl VarioClip Clamp extension bar is a frame or system component for the VarioClip Clamp system. It is supplied as a 47 cm extension bar and is intended for use as mounting or structural hardware rather than as a projection screen or video-signal device. The product has a net and gross weight of 0.94 kg. It is manufactured by AV Stumpfl, has article number BCC-X047, and originates from Austria.