If you’re looking at AR pistol uppers, choose your caliber wisely. Different calibers will perform differently out of a smaller, short

Your AR’s buffer tube, also known as a buffer system, is one of the most critical components of the firearm’s mechanics. For mos

There’s nothing wrong with the factory slide that came with your gun. Like all other parts that typify their guns, Glock slides are du

While it may be the case that the majority of AR style platforms out there are built around either the .223 or 5.56, or around hybrid uppers

Starting with an assembled upper, whether you are building a micro ARP or a full-size rifle, is a great way to make the whole project a lot