In North America, .30-caliber is the definitive big game rifle. It always has been, and it probably always will be for whitetailed deer, mule deer, elk, sheep and moose. Other calibers are faster and ...

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 ...

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