At the local gun show was a Stevens 12 ga. It was about 90% condition at $375. On the side of the stock was a brass plate about 2"x4" held with four brass studs which said something like border patrol del...Texas. There was another brass plate with the weapon number. The plates were well worn. My unknowledgeable friends said it was a fake . Should I. Go back for a buy? Anyone ever seen a border patrol shotgun with brass ID plates?