There are a lot of guides on the internet that tell you how to clean the AR-15. Most of those guides are miss important steps. Some are just wrong. This writer was once an armorer’s assistant in the U.S. Army. I spent nearly a decade cleaning M4 rifles, and I spent many hours stopping angry…
Whether you’re breaking in your barrel for the first time — which you absolutely should do, if you want the best accuracy and barrel life possible — or you’re coming back from a regular ole’ range day, it’s imperative you swab your bore, clean that rifling, and stow your rifle or pistol free of fouling….
Your AR-15’s bolt carrier group (BCG) cycles ammunition at a high rate of fire. It extracts, ejects, and chambers new rounds with every pull of the trigger. But to do all this, the BCG gets dirty. Very dirty. The AR’s downfall is its “direct impingement” gas system, which launches carbon, gas, and corrosive chemicals from…
