The .45 ACP and 10mm Auto are two of the most popular large semi-auto pistol cartridges. In today’s market, fans of large-caliber pistols will eventually find themselves considering the 10mm vs .45 ...

The story of the 9mm vs .45 ACP is kind of a strange one. If you asked even self-described “gun people,” they would likely say that the 9mm is the newer cartridge, and the .45 ACP (or .45 Auto) is an ...

When talking about the .45 ACP, it’s not possible not to refer to its history. It’s a cartridge that survived great wars, ...

Here’s What You Need to Remember: 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, ...

When discussing the .45 ACP, it’s difficult to ignore its past. It’s a cartridge used in large wars, from World War I to Vietnam, and made history as a round that could bring danger to a stop in its ...

** When you buy products through the links on our site, we may earn a commission that supports NRA's mission to protect, preserve and defend the Second Amendment. ** Enter the .45 Auto Rim. Introduced ...