In fall 2024 we announced that Charter Arms latest revolver, the Double Dog, is capable of firing both .357 Magnum, .38 Spl. and 9 mm Luger with a simple cylinder swap. And when it comes to the 9 mm Luger cylinder, there's a nice feature that makes this design stand out from the pack. Check it out here in this video hosted by our friends at American Rifleman.