First, for the purpose of this article, we’re going to talk about .223 and 5.56 as though they are the same cartridge. We know they are not,

Let’s face a simple fact. The vast majority of AR-15 rifles are chambered in 5.56 NATO which can shoot both 5.56 and .223 Remington cartridg

The modern tinkerer has as many options at his or her disposal as the imagination will allow, especially when it comes to building AR-sty

Half of the reason that “America’s Rifle” is so popular is that it takes modularity to hitherto unprecedented levels.You can pop out the BCG

The AR-15: It’s America’s rifle. It could be because it’s useful for so many different applications. It could be because it’s light-recoilin