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.300 Winchester Magnum


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The .300 Winchester Magnum (7.62×67mm) is a belted, bottlenecked magnum rifle cartridge that was introduced by Winchester Repeating Arms Company in 1963. The .300 Winchester Magnum is a magnum cartridge designed to fit in a standard rifle action. It is based on the .375 H&H Magnum, which has been blown out, shortened, and necked down to accept a .30 caliber (7.62 mm) bullet.
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    • Cartridge history 

    • Cartridge dimensions 

    • Performance 

    • Sporting applications and usage 

    • Military and law enforcement applications