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Head to Head: 5.56 NATO vs. 6.8 SPC

Richard Mann compares the 5.56 NATO to the 6.8 SPC to see which cartridge holds the advantage.

Head to Head: 6 mm ARC vs. 6.5 Grendel

Which is the better cartridge—6 mm ARC or 6.5 Grendel? Richard Mann takes a look at these two great cartridges to see how the stack up.

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