What Is the Best Home Defense Ammo for AR-15 ?
This guide, informed by Kevin Michalowski, Director of Content for USCCA, details the best AR-15 ammunition for home defense. It emphasizes understanding chamber differences between 5.56 NATO and .223 Remington, the effectiveness of 55gr bullets at short ranges, and the terminal performance of FMJ and polymer-tipped rounds. The guide also highlights frangible ammunition as a safer option to mitigate over-penetration risks.













