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A magnum cartridge is a firearm cartridge with a larger case size than, or derived from, a similar cartridge of the same projectile caliber and case shoulder shape. [ clarification needed ] The term derives from the .357 Magnum , the original revolver cartridge with this designation.
The .270 Weatherby Magnum was the first belted magnum based on the .300 H&H Magnum to be developed by Roy Weatherby in 1943. [2] The cartridge is short enough to function in standard-length long actions with a brass length of 2.549" or 64.74mm and an overall length of about 3.295".
This is a non-diffusing subcategory of Category:Pistol and rifle cartridges. ... .270 Weatherby Magnum.280 Ross.300 Lapua Magnum.300 Norma Magnum
The .270 Winchester is a rifle cartridge developed by Winchester Repeating Arms Company in 1923, and it was unveiled in 1925 as a chambering for their bolt-action Model 54 [3] to become arguably the flattest shooting cartridge of its day, only competing with the .300 Holland & Holland Magnum, also introduced in the same year.
.270 WSM left, .270 Win on the right. When it was introduced, the 300 WSM sported a new case that showed a lot of promise for uses in other calibers. In 2002 Winchester introduced new cartridges in its Winchester Short Magnum family, including the 7 mm WSM and 270 WSM. This new .270 cartridge was the third commercial .270 ever produced, and the ...
The Remington Model 7400 is a series of semi-automatic rifles manufactured by Remington Arms. The Model 7400 was a replacement of the Model 740 rifle which Remington produced from 1952 to 1981. [1] The 7400 model was ultimately replaced by the Model 750 in 2006. [1]
The .270 ICL is an improved .264 Winchester Magnum necked up to .270. It's a relatively efficient cartridge for its class. It's a relatively efficient cartridge for its class. Performance with a 130-grain (8.4 g) bullet is approximately 3,405 ft/s (1,038 m/s) and with a 150-grain (9.7 g) bullet is approximately 3,250 ft/s (990 m/s).
Later, round barrels were added in a wider variety of lengths, including 10, 12 and 14 inches (250, 300 and 360 mm). Likewise, round barrels in heavier (bull) barrel configurations, known as Super 14 pistol and Super 16 pistol barrels, respectively, were added. Carbine barrels in 16 and 21 in (410 and 530 mm) were added for the Contenders. [7]