The Black Aces Tactical Pro Series M Shotgun is a great semi automatic shotgun at an affordable price. This 12 gauge shotgun features a 18.5" barrel, billet aluminum receiver, AR style safety and an ambidextrous charging handle. This shotgun has the ability to accept Saiga 12 magazines and drums. Each of these shotguns ships with one 5-round magazine and with a Benelli Mobil Choke pattern choke tube set. If you are looking for an affordable and reliable self defense or recreational semi automatic shotgun than this Pro Series M is a great choice.