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  2. Internal ballistics - Wikipedia

    en.wikipedia.org/wiki/Internal_ballistics

    Internal ballistics (also interior ballistics), a subfield of ballistics, is the study of the propulsion of a projectile. In guns, internal ballistics covers the time from the propellant 's ignition until the projectile exits the gun barrel. [1] The study of internal ballistics is important to designers and users of firearms of all types, from ...

  3. Accurizing - Wikipedia

    en.wikipedia.org/wiki/Accurizing

    Accurizing. Ruger 10/22 carbines, before accurizing (top) and after (below). Externally visible changes are the target-style stock, the more vertical thumbhole grip, the free-floated bull barrel, and a muzzle brake. Accurizing is the process of improving the accuracy and precision of a gun (firearm or airgun).

  4. Caliber conversion device - Wikipedia

    en.wikipedia.org/wiki/Caliber_conversion_device

    Like supplemental chambers, caliber conversion sleeves completely surround the new cartridge case, but cannot be ejected or fed from a magazine, so they only offer a single shot per barrel without manual extraction and reloading. The calibers supported by caliber conversion sleeves are limited by the difference between the calibers.

  5. Freebore - Wikipedia

    en.wikipedia.org/wiki/Freebore

    In firearms, freebore (also free-bore, free bore, or throat) is the portion of the gun barrel between the chamber and the rifled section of the barrel bore. The freebore is located just forward of the chamber neck and is cylindrical in shape. [1][2] The diameter of the freebore is larger than the groove diameter of the gun barrel bore so that ...

  6. Rifling - Wikipedia

    en.wikipedia.org/wiki/Rifling

    Rifling of a 105 mm Royal Ordnance L7 tank gun Conventional rifling of a 90 mm M75 cannon (production year 1891, Austria-Hungary) Rifling in a GAU-8 autocannon. Rifling is the term for helical grooves machined into the internal surface of a firearms's barrel for imparting a spin to a projectile to improve its aerodynamic stability and accuracy.

  7. Magazine (firearms) - Wikipedia

    en.wikipedia.org/wiki/Magazine_(firearms)

    Magazine (firearms) A staggered-column 9×19mm Browning Hi-Power pistol box magazine. The top image shows the magazine loaded and ready for use, while the lower image shows it unloaded and disassembled. Loading of small arms ammunition into a magazine. A magazine, often simply called a mag, is an ammunition storage and feeding device for a ...

  8. Gunsmith - Wikipedia

    en.wikipedia.org/wiki/Gunsmith

    The Gunsmith's Manual; a Complete Handbook for the American Gunsmith, being a Practical Guide to all Branches of the Trade. New York: Excelsior Publishing House. - Republished in April 1945 by Thomas G. Samworth, Plantersville, South Carolina. Towsley, Bryce M. (2006). Gunsmithing Made Easy. Stoeger Publishing Company. ISBN 0-88317-294-1.

  9. Gun barrel - Wikipedia

    en.wikipedia.org/wiki/Gun_barrel

    Gun barrel. A gun barrel is a crucial part of gun -type weapons such as small firearms, artillery pieces, and air guns. It is the straight shooting tube, usually made of rigid high-strength metal, through which a contained rapid expansion of high-pressure gas (es) is used to propel a projectile out of the front end (muzzle) at a high velocity.

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