Let's look at 7.62x51 vs. 7.62x39 with an analysis of ballistic performance, price to shoot and other factors as well as a quick history lesson.
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7.62x51 vs. 7.62x39 - The Lodge at AmmoToGo.com
Caliber Comparisons - Page 7 of 7 - Buyers and Ballistics Guides for Shooters
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