Not to be outdone, in 1963 Winchester developed the .300 Win Mag, which was also based on the .375 H&H case. This cartridge had a better trajectory and more downrange energy than the .30/06 ...

First introduced in 1936, the Winchester Model 70 is a popular bolt-action rifle which is ... The gun is available in a wide variety of cartridges such as .270 Weatherby Magnum, .375 Weatherby Magnum, ...