In mathematical terms, the throat on the 300 PRC is 159 percent tighter than the 300 Win Mag while the allowable slop tolerance at the shoulder is 104 percent tighter. All this is a result of the ...

There’s no real definition as to what “magnum” means when it comes to rifle cartridges, but as far as 0.30-calibers rifle cartridges are concerned, “magnum” generally means a cartridge that’s more ...

Few cartridges have withstood the test of time with such respect as the venerable .300 Winchester Magnum. Since its inception in 1963, the Win. Mag. has built a reputation as the “do-all” cartridge, ...

When I was in my teens, the 7mm Remington Magnum was the cartridge my best friend used, and he swore by it. I was a 270 Winchester man in my younger days and never took to the Seven Mag. Though now ...