Many 10mm Auto and .45 ACP pistols use the same frame, and their grip size is often the same too. Many 1911-style 10mm pistols have either 8- or 9-round magazine capacity, similar to the .45 ACP.

The .45 Automatic Colt Pistol round, or .45 ACP as it is commonly known, is fairly controversial. Invented in 1905 by prolific firearms designer John Moses Browning, the .45 ACP was the standard ...

What firearms are synonymous with the .45 ACP (Automatic Colt Pistol) cartridge and World War II? This question brings three ...

Now that the even larger .45 ACP round fits a PPQ, we have an even bigger pistol. Walther’s PPQ in .45 ACP is a large automatic pistol. It would fit into a box measuring 7.4" by 5.8".

Like the .45, the 9mm was designed for a specific firearm: the Luger semi-auto pistol. That’s why it was originally given the moniker “9mm Luger,” which you still see in use today. The original Luger ...

American military arms in war, The .45 Caliber M1911 Automatic Pistol, Book review, Tom Laemlein, Gun Books, The M1 Carbine, U.S. Bolt-Action Rifles, The Browning Automatic Rifle, The M1 Garand ...

The pistol's formal designation as of 1940 was Automatic Pistol, Caliber .45, M1911 for the original model of 1911 or Automatic Pistol, Caliber .45, M1911A1 for the M1911A1, adopted in 1924.