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The area forward of the cartridge chamber extending to the point where the bore begins to have its full bore diameter. Also known as chamber throat. |
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The bottom part of the butt of a rifle or shotgun. |
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The portion of a solid frame revolver that passes over the cylinder. |
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The curved path of a projectile from muzzle to target. |
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This action was used after the Civil War and was most famous as the type of action used by the U.S. Cavalry at such famous conflicts as General George A. Custer's last battle at the Little Big Horn. A top-hinged breechblock pivots up and forward to open. Locking occurs by a cam located at the rear of the breechblock that fits into a mating recess. |
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The part of a firearm that is
moved manually to cause the firing pin to be
released by the sear, the cartridge primer struck,
the propellant ignited and the projectile sent on
its way. |
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A rigid loop around the trigger
that prevents accidental discharge or damage to it. |
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The amount of force that must be applied to the trigger of a
firearm to cause the sear release. |
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A tube-shaped magazine in which
cartridges or shotshells are arranged end-to-end. It
may be located under the
barrel
or in the butt stock. |
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United
States -
Canada
Gun
Glossary
Education
