** 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. ** SIG Sauer has added .223 Rem. to ...

Handloaders always welcome new propellants in their efforts to improve the velocity and accuracy of their loads. So, in anticipation of stepping up the performance of my .223 Rem. handloads, I’ve been ...

Two of the most popular cartridges today are nearly identical and sometimes considered transposable, but when looking at 5.56 vs .223, there are some key differences. The .223 Remington started as a ...

Comparing rifle cartridges is not always as straightforward as it might seem. Just because one cartridge shoots faster, flatter, and hits harder, does not always mean it’s the best option for you.

There are two popular types of AR-15 calibers: 5.56x45mm NATO and .223 Remington. The sales of modern sports rifles are high these days, and many people are flocking to the AR-15. What exactly, then, ...