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  2. Caliber - Wikipedia

    en.wikipedia.org/wiki/Caliber

    While modern firearms are generally referred to by the name of the cartridge the gun is chambered for, they are still categorized together based on bore diameter. [citation needed] For example, a firearm might be described as a "30 caliber rifle", which could accommodate any of a wide range of cartridges using a roughly 0.30 inches (7.6 mm) projectile; or as a "22 rimfire", referring to any ...

  3. P. O. Ackley - Wikipedia

    en.wikipedia.org/wiki/P._O._Ackley

    Parker Otto Ackley (May 25, 1903 – August 23, 1989) [1] was an American gunsmith, barrel maker, author, columnist, and wildcat cartridge developer. The Ackley Improved family of wildcat cartridges are designed to be easily made by rechambering existing firearms, and fireforming the ammunition to decrease body taper and increase shoulder angle, resulting in a higher case capacity.

  4. M16 rifle - Wikipedia

    en.wikipedia.org/wiki/M16_rifle

    The M16 rifle (officially designated Rifle, Caliber 5.56 mm, M16) is a family of assault rifles adapted from the ArmaLite AR-15 rifle for the United States military. The original M16 rifle was a 5.56×45mm automatic rifle with a 20-round magazine.

  5. Questions remain about how Colt Gray allegedly obtained gun ...

    www.aol.com/news/know-investigation-gun...

    Colin reassured authorities in 2023 that Colt did not have “unfettered access” to the guns. What we know about the survivors. According to the GBI, nine people were injured during the shooting ...

  6. 7.92×57mm Mauser - Wikipedia

    en.wikipedia.org/wiki/7.92×57mm_Mauser

    The 1903 pattern 7.92×57mm Mauser S Patrone produced excessive muzzle flash when fired from arms that did not have a long barrel like the Gewehr 98. It was found that the s.S. Patrone , originally designed for long range machine gun use, produced less muzzle flash out of rifles that had a shorter barrel and also provided better accuracy.

  7. Model 1817 common rifle - Wikipedia

    en.wikipedia.org/wiki/Model_1817_Common_Rifle

    The 36-inch barrel was rifled for .54 caliber bullets. [ 1 ] [ 2 ] For rifling it had seven grooves. Like the M1814 common rifle, it had a large oval patch box in the stock, however the stock dropped steeper than on the M1814 common rifle.

  8. Pedersen device - Wikipedia

    en.wikipedia.org/wiki/Pedersen_device

    His final design replaced the bolt of a modified Springfield M1903 rifle with a device consisting of a complete firing mechanism and a small "barrel" for a new .30 caliber pistol like cartridge. In effect, the "device" was essentially a complete blowback pistol minus a receiver-grip using the short "barrel" of the device to fit into the longer ...

  9. Colt M1900 - Wikipedia

    en.wikipedia.org/wiki/Colt_M1900

    The prototype .41 caliber Colt automatic cartridge was never produced in production quantity, but the concept anticipated the development of the .40 S&W by over 90 years. [2] Colt did produce a few "Model 1903" .41 cal. pistols, conversions of Model 1902 Military Models (the 1902 Military was an improved M1900/02), for the cartridge before the ...