Most Recent Posts

How-To

The Long-Range AR-15, Part 2

Part 1 of this series described the path the AR-15 took to become a viable longer-range rifle. In Part 2, Glen Zediker gets into the details of ammunition and gun accessories to make the 500+ yard AR a reality.

Black bolt carrier assembly on a light gray background

AR-15s

Bolt-Carrier Assembly: The Heart of an AR-15

The AR-15’s bolt and carrier are the heart of the rifle, so knowing the ins and outs of the bolt carrier — weight, platings and coatings, firing-pin hole size, and bolt choices — can make your AR run more smoothly and reliably. Read this post to discover how to keep your AR-15 working properly with the right bolt carrier assembly, firing pin holes and firing-pin retainers.