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What Is The Firearm Caliber Of Your Ammunition?

September 11, 2016, by Ken Jorgustin


Caliber or calibre is the approximate internal diameter of the firearm barrel, or the diameter of the projectile it fires.

I thought this might be interesting — to discover what the most popular firearm caliber choices are among those who choose to comment. Be it a handgun or rifle, what is the caliber of the firearms that you own? Feel free to post anonymously if you wish…

There sure has been quite a variety of caliber ammunition over the years. Lots of it obscure, some of them obsolete, while there are those which are quite common today.

Note: Given the topic of preparedness, SHTF, one might consider owning a firearm or firearms of a popular caliber or calibers…for better odds of ammo replenishment.

With that said, many specific firearm/caliber choices have their unique advantages (and disadvantages) based on their intended purpose or specific application. Lets find out some of the commonality of caliber choices between those who post a list of their own firearm calibers:

List your ammunition caliber(s)

Later, I will update with the most popular calibers based on your input over time…

Resource: Wikipedia List of handgun cartridges
Resource: Wikipedia List of rifle cartridges