![Ep-8: Billet, Forged, Completed, or Stripped Lower Receivers? Your AR-15's Most Customizable Part.](https://1a-1791.com/s/s8/1/c/8/1/P/c81Pg.oq1b.2-small-Ep-8-Billet-Forged-Complete.jpg)
Ep-8: Billet, Forged, Completed, or Stripped Lower Receivers? Your AR-15's Most Customizable Part.
AT3 Tactical Knowledge Source: Beginner's Guides; AR-15 Tips; AR15 Tricks; Guns & Gun Building AR10 AR-10
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