Tag: Lower Receiver

AR-MPR: Build Part 7 – Lower – Buttstock and Mating Upper Lower

In this, the final AR-15 assembly video, we’ll walk through the installation of the takedown pin and the buttstock assembly. Finally, we’ll put the upper and lower together for the first time and establish basic functionality (formal function check to follow in subsequent posts). After all of the planning and work that went into getting […]

AR-MPR: Build Part 6 – Lower – Trigger Grip and Safety

Continuing our way through the lower build steps, in this video, we’ll look at installing the Geissele national match trigger assembly, the trigger guard, the safety selector lever assembly, and the pistol grip.       Next, it’s on to the stock and final touches! Thanks,Gavin  

AR-MPR: Build Part 5 – Lower – Magazine Catch Bolt Catch Pivot Pin

In this video, we’ll start the assembly of the lower by walking through the installation of the magazine catch, the bolt catch, and the pivot pin. You’ll see a trick for installing the pivot pin that makes use of a dulled razor blade, and a modified section of drill rod. From the video, in this […]

Reloading Safety

Polls