Gas Block

The Advantages of Adjustable Gas Blocks

One of the beauties of the AR-15 platform is the nearly endless variety of ways you can customize your rifle. From hand guards to rail covers, custom paint schemes, barrel lengths, and optics, you can create a rifle that is perfectly suited to your needs or is completely needlessly complicated in nearly every aspect. But […]

Assemble the Bolt Carrier Assembly

The Bolt Carrier Assembly consists of: Bolt Bolt Carrier Bolt Cam Pin Firing Pin Firing Pin Retaining Pin AR-15 Bolt Assembly 1.AR-15 Bolt *Note: The bolt is complete and ready to be installed in the bolt carrier group. The Shilen Barrel we selected is match quality and the manufacturer headspaces and numbers the bolt (included […]

Installing the AR-15 Gas Tube and Gas Block

This assembly consists of: Gas Tube Gas Block Gas Tube Roll Pin AR-15 Inner Barrel Retainer Nut, Outer Receiver Nut, and Upper Receiver Insert AR 15 gas tube into gas holes on inner barrel retainer nut, outer receiver nut and upper receiver. Make sure the end with the three holes (these are for the gas […]