.380 ACP Handgun Ammunition or .380 Auto Handgun Ammunition For Sale!
The . 380 ACP (9×17mm) (Automatic Colt Pistol) is a rimless, straight-walled pistol cartridge developed by firearms designer John Moses Browning. The cartridge headspaces on the mouth of the case.
What is the 380 equivalent to?
9mm and . 380 ACP cartridges — both popular choices for self-defense rounds — have the same diameter, but a 9mm round is longer. The . 380 ACP round is cheaper and easier to handle and conceal, while the 9mm is more powerful overall.
