This video provides a detailed physical inspection and testing procedure for Sons of Liberty Gunworks bolt carrier groups. The instructor demonstrates how to check for proper fit, dimensions, and potential defects using various gauges and visual inspections. Key tests include gas ring functionality, bolt tail and face fit, carrier length, cam pin fit, firing pin protrusion, and extractor clearance, offering insights into ensuring bolt carrier group reliability and performance.
This video demonstrates the utility of a digital borescope for detailed firearm inspection and maintenance. Instructor Kevin Michalowksi from the US Concealed Carry Association highlights how a borescope can reveal internal conditions like fouling, rifling wear, and imperfections, aiding in effective cleaning and preventing potential malfunctions. He showcases its use on both rifles and pistols, emphasizing its value for identifying issues that might otherwise be missed, potentially saving on gunsmithing costs.
This video provides a detailed physical inspection of a Forward Control Designs (FCD) Bolt Carrier Group (BCG) by School of the American Rifle. The inspection covers the BCG's coatings (OD Green Cerakote on the ejection port, MP3 on the rest), component checks (firing pin, cam pin, gas rings, extractor, ejector), and critical measurements like firing pin protrusion and bolt/carrier fit. The presenter emphasizes the importance of these checks for ensuring proper firearm function and reliability.
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