The Davy Crockett weapon system is essentially a nuclear bazooka, designed during the cold war and it was probably the closest the world ever came to nuclear war Using the w54 warhead it is the smallest tactical nuke launcher ever made! Capable of being mounted on a tripod or a jeep, making it the only Nuke JEEP The Davy Crockett is also the inspiration the the fat man mini nuke launcher from the fallout video game franchise.