In 2001, Winchester and Browning collaborated to introduce Rick Jamison’s .30 caliber wildcat magnum, which was branded the .300 Winchester Short Magnum or WSM (sometimes pronounced “wizzum”). By ...
If there's a class of cartridges that's in a league of its own, it's the .270-caliber family. For starters, it has only three members, and one, the .270 Winchester Short Magnum, is less than 10 years ...