Foster #8 (#51) Bronze Articulator. Metal articulating accessory. Guarantees reproductions with minimal errors. Restoration aid. Reliable to utilize. Foster 8 Bronze Articulator is a hinged mechanism with maxillary and mandibular plaster cast attachments to copy jaw function or movement. It provides a close study of contact relations between the teeth and maps the correct bite position.It is ideal for diagnosis, planning, and manufacturing dentures, orthodontic devices, or splints to ensure against notable differences to the natural tooth.