300 Win. Mag. In a bid to capture America’s “bigger and faster” ethos, they went to the same H&H belted magnum case Weatherby was ... but this bull met his match in a 140-grain Norma Kalahari bullet ...

300 Winchester Magnum (Win. Mag ... older sibling, the .308 Norma Mag., the .300 Norma Mag. hasn’t received mass attention from the general population of U.S. hunters and shooters.

Winchester followed suit with its own magnum, introducing the .300 Win Mag just a year later in 1963. Like the 7mm Rem Mag, the .300 Win Mag uses the .375 H&H case, shortened and necked down to fire ...

Richard Mann Also like Remington’s 7mm Magnum, the 300 Win Mag really shines is when you increase the range beyond 300 yards. From a kinetic energy standpoint, anything you can do with a 308 ...