This expert review by Military Arms Channel provides a deep dive into the Sig Sauer 516 G3, highlighting its significant upgrades over previous models and its influence from the HK 416. The analysis focuses on enhanced durability features like replaceable steel pins and radiused bolt lugs, modularity with a swappable forward assist, and a refined 4-position gas system. The review also includes practical shooting impressions and accuracy testing with various ammunition types, positioning the 516 G3 as a high-value piston-driven AR platform.
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