The most common definition of “caliber,” as it pertains to guns, is about as straightforward as you could want it to be: Caliber simply mean the diameter of the hole in a rifle or pistol barrel. Yet ...

We may earn revenue from the products available on this page and participate in affiliate programs. Learn more › The word “caliber” is often incorrectly used in place of the word cartridge. There’s an ...

Born into a world of gaming and sports, it was only natural to become an avid fan of both and eventually tie the two together in perfect harmony. Father of 3 and happily married since 2006, and a ...

Pistol-caliber carbines (PCCs) are a hot topic among firearm enthusiasts for their unique blend of rifle ergonomics and pistol ammunition. Designed to fire the same rounds as many popular handguns, ...

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** 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. ** As an NRA instructor, I always ...