(An easy way to start a fist fight is to ask pistol aficionados if the .45 caliber round has more “stopping power” than 9mm ammo.) But eagle-eyed Ian D’Costa of Military Times first reported ...

45 ACP (Automatic Colt Pistol ... from a low of $46.49 for a box of fifty rounds of Black Hills brand 158-grain lead round nose to a high of $449.50 for a case of 500 rounds of that same brand ...

45 caliber pistol and .38 caliber revolvers ... The M9 pistol has a 15-round magazine, and may be fired without a magazine inserted. This weapon can have the hammer lowered from the cocked ...