The Thompson 1928 sub-machine gun is an American sub-machine gun, designed by John T. Thompson in 1919, that became the most infamous weapon during the Prohibition era. It was a common sight of the time, being used by law enforcement officers, criminals, and in World war 2, the British and Australian armies. The Thompson was also known informally as: the "Tommy Gun," the "Chicago Typewriter," the "Chopper," and the "Chicago Violin." (Triggers are drawt, rehot, aimt, tf, tl, tr, ta and rt this product works for both male and female avatars, try before you buy and remember no refunds given.)