Bullet Basics: Understanding Sizes, Types, and Calibers

Modern small arms ammunition can be confusing due to the myriad common types, calibers, and sizes involved, but with a little research, navigating the “bullet aisle” at your local gun store is a snap. We’re here to hold class on the essentials. This article is part of our series on Gun Basics.

If you’re in the market for ammo check out our guide to the best places to buy ammo online.

By Kenzie Fitzpatrick

Kenzie Fitzpatrick is a professional 3-gun competitive shooter, an NRA-certified Pistol Instructor & Range Safety Officer, a certified AR-15 Armorer, an NROI-certified Chief Range Officer, & host of the Reticle Up Podcast.

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