Garand Thumb's expert analysis debunks myths about 5.56x45mm NATO lethality from short barrels. The video demonstrates through rigorous testing with high-speed cameras and ballistics gel that 5.56 remains highly effective at close to moderate ranges (up to 125 yards) even from barrels as short as 10.3 inches. Both M855 and Hornady BTHP rounds show significant fragmentation and energy transfer, proving their suitability for home defense and tactical scenarios.
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