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The .308 Winchester has a 3.64 mL (56 gr H 2 O) cartridge case capacity. [9] The exterior shape of the case was designed to promote reliable case feeding and extraction in bolt-action rifles and machine guns alike, under extreme conditions. .308 Winchester maximum C.I.P. cartridge dimensions. All dimensions in millimeters (mm) and inches.
The barrel is threaded to fit the Ruger action threads. This way, a competent gunsmith only needs an AR-15 barrel wrench and proper headspace gauges to fit a new barrel. [14] This eliminates the need for machining by the gunsmith as with traditional barrel mounting solutions. [citation needed]
The .308×1.5" was one of the original short fat cartridge designs, having a length to width ratio of 3.17. The short fat cartridge design is considered to promote efficiency and shot to shot consistency. The .308×1.5" Barnes cartridge is comparable to cartridges such as the 7.62×39mm and the .30-30 Winchester. The .308×1.5" is capable of ...
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Standard: 20 inches (510 mm) alloy steel sporter barrel, with an overall length of 41.25 in (1073.15 mm) for both long and short-action cartridges. Offered in the same calibers as the Generation I American Standard. Ranch: 16.12 inches (409 mm) barrel carbine version of the Standard models. It is available in the same calibers as the Generation ...
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Barrel/caliber change can occur in less than two minutes. In addition to the typical military requested calibers of .338 Lapua Magnum, .300 Winchester Magnum, and .308 Winchester calibers, Barrett also offers caliber conversion kits in .338 and .300 Norma Magnum, 7mm Remington Magnum, .260 Remington, and 6.5mm Creedmoor.
Barrel nut Attaching the barrel to the receiver using a barrel nut and a barrel with a shoulder is an alternative to action threads, which has been used in firearms such as the Sten gun and AR-15. Hand tools Quick barrel change systems is an increasingly popular alternative, as seen in for example SIG Sauer 200 STR, Roessler Titan or Blaser R8.