Kartuli Cthulhu on Twitter: "2A3 Kondensator 2P 406mm self-propelled howitzer designed to fire nuclear artillery shells. https://t.co/QxQLhVP5hG" / Twitter
2A3 Kondensator 2P - Wikipedia
Guide for assembly 1/35 Soviet 2A3 Kondensator 2P 406mm Self-Propelled Howitzer model for shipping - YouTube