This guide outlines the experimental process used by Garand Thumb to test the close-range lethality of 5.56x45mm NATO ammunition from various barrel lengths (10.3", 11.5", 16"). Utilizing ballistics gel and high-speed cameras, the test provides data on projectile performance, debunking myths about short-barreled rifle effectiveness. The expert-level analysis confirms 5.56mm's devastating performance even from SBRs at moderate distances.
This review of the FN SCAR 20S, the commercial variant of the Mk 20 SSR, highlights its significant precision upgrades over the SCAR 17. The video provides empirical data on accuracy with various match-grade and ball ammunition, demonstrating sub-MOA potential. Expert analysis covers key design differences, gas system functionality, and offers a final assessment of its performance in a semi-automatic platform.
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