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U.S. Army Selects SIG Sauer for .300 Win. Mag. Ammo

The U.S. Army awarded a $10 million ammunition contract to SIG Sauer for the production of its Mk 248 Mod 1 and Mod 0 .300 Win. Mag. sniper ammunition.

Unsung Hero: The Mk 248 MOD 1

The .300 Win. Mag. cartridge was a veritable game-changer in the military sniping community—especially in its latest incarnation, the Mk 248 MOD 1. Here’s how it was developed and what handloaders can learn from it.

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