Unlike the 7mm PRC, which has a rim diameter of 0.532-inch, the 7mm Backcountry has a much smaller 0.472-inch rim diameter, similar in size to the 280 Remington or 30-06 Springfield ... it’s important ...
The .30/06 and 7mm Remington Magnum are perennial companions on the “most popular cartridge” lists, which means that lots of people are opting for one or the other as their big-game cartridge of ...