TPS Arms M6-100: The TPS Arms M6 Takedown Over-Under Shotgun-Rifle is a modernized version of the M6 Air Crew Survival Weapon, which is perfect for preppers, outdoorsman, and survivalist. As it turns out, the ideal survival firearm is a shotgun/rifle combo that features an over-under style design. The main benefit of this model is the fact that it supports a rimfire chamber and shotgun chamber simultaneously. This chambering allows you to shoot two independent calibers perfect for survival situations. The firearm is constructed from a combination of modern materials, including steel and aluminum. This process has created a robust, reliable firearm platform with very few moving parts to ensure it will function even in the direst of situations. The stock pulls double duty as an ammunition storage container for spare cartridges. Moreover, the AR-style takedown pin is used for quick breakdown and compact storage. The rifle uses a flip-up rear peep sight along with a fixed front sight. Don\'t miss your opportunity to own this fantastic little survival rifle.