AR-15 Lower Receiver Assembly Tips Presented by Larry Potterfield of MidwayUSA
This guide provides essential tips for assembling an AR-15 lower receiver, emphasizing pre-assembly cleaning and inspection of all holes. It highlights using specialized tools like the AR Stoner fixture for trigger guard roll pin installation to prevent receiver ear damage and a Crosstac hammer block for safe trigger function testing. Following these steps helps avoid common errors in building this complex firearm component.









