BIG Freakin’ Cartridge Test 001: IMI 77gr Razor Core 5.56x45mm, 14.5″ Barrel, and Accuracy

By Nathaniel F

The first round up for the Big Freakin’ Cartridge Test is IMI’s take on the Black Hill’s classic heavy precision load, Mk. 262. Branded as “77gr Razor Core”, IMI’s version sports annealed 5.56mm NATO cases, neck and primer sealant, and of course 77gr Open Tip Match projectiles. Based on reputation alone, I expected the best […]

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Source:: The Firearm Blog