The Rise of Purpose-Built 10mm Ammo
Posted by G9 Defense on 8th Jul 2025
10mm Auto: From FBI Misstep to Backcountry Favorite
In the early 1980s, law enforcement found itself outgunned. A surge in violent crime and high-profile shootouts—most notably the infamous 1986 FBI Miami gunfight—forced agencies to reassess their sidearm calibers. The standard-issue 9mm
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