Designed in 1933, this crawler-to-wheel-base convertible tank was armed with a 45mm gun and was able to go especially fast on its wheels. It was extensively used during the civil war in Spain, the Japan-USSR conflict at Halhin-Gol River, during the war between the Soviet Union and Finland, and throughout WWII. Pieces are suitable for use with the Zvezda Art of Tactic expandable board game.