After looking at all the pics of S12's on the pic thread, I noticed that there are no barrel shrouds on any of them. I had my shotty done by Tromix and even with all the bells and whistles, it seemed lacking of that particular evil feature- you know, that item that McCarthy had no idea what it was, but wants it banned. Well, I just had to have one to spite the anti-gun Nazis. I achieved this task at a cost of 34 bucks and a 12 pack. Is it functional- hell yes. Took it to the range not too long ago and unleashed a mag of 10 from the hip in bump fire fashion. Lucky me.....little did I know a cop