All the classic details of the time honored original are reproduced in today’s semi-auto Thompson 1927-A1. The Deluxe has a frame and receiver machined from solid steel fixed buttstock pistol grip and foregrip. Its receiver also has a blade front sight with an open rear adjustable. The finned barrel features a Cutts compensator. This model has an 18″ barrel blued metal finish horizontal foregrip and a 10-round drum magazine.