This guide details the setup of a 9mm AR-style pistol caliber carbine optimized for home defense, as demonstrated by Navy SEAL 'Coch'. It emphasizes the benefits of the CMMG Radial Delayed Blowback system for reduced recoil and weight, magazine compatibility with standard AR lowers, and NFA-compliant barrel length achieved via a linear compensator. The build includes specific recommendations for optics, lights, and ergonomic enhancements, drawing on expert experience for practical application.
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