Archives: Glossary

The act of expelling a cartridge or fired case from a firearm.

An opening in a receiver or slide for the ejection of spent or live rounds. This feature may also be used for loading of ammunition. See Loading Port

A device which expels cartridges or fired cases from a firearm.

That component which actuates the extractor and/or ejector. Can be manual or automatic. Also called Extractor Rod.

An electro-mechanical device for throwing clay targets.

The vertical movement of a sight to compensate for vertical displacement of a bullet or bullets from the aiming point.

A bullet with a metallic core entirely covered with another metal or polymer

A geometric design of abrasively formed overlapping circles on the metallic surfaces of a firearm.

A metal or plastic reinforcement around a screw hole.

1. A plug of proper diameter that is inserted into the neck of a resized cartridge case to expand the diameter to allow the case to accept a bullet. 2. A tool used to remove dents in shotgun barrels.