The Definition of Center Of Mass
Center Of Mass
For self-defensive shooters, Center Of Mass (COM) represents the area of an attackers torso within which the most vital organs are likely to be disrupted by a gunshot.
Shooting to COM is considered the most expedient way to stop an assailant from continuing threatening behavior.
19 Other Firearms Definitions You Need To Know
The Monte Carlo comb came to rifles via shotgun stocks. It
rises well above the ordinary comb line of the stock at the
butt and tapers downward toward the point of the comb. This
raised portion of the stock lifts the face of the shooter and his
or her line of sight well above the standard elevation provided
by the classic style. However, the same amount of drop is
maintained at the buttstock. A shooter with a long neck who
often has trouble getting his or her face down far enough on
the comb of the regular stock benefits from the Monte Carlo
A part in a firearm that serves to remove brass cases of fired ammunition after the ammunition has been fired.
When the gun's action cycles, the extractor lifts or removes the spent brass casing from the firing chamber.
A safety lever or button found on the outer surfaces of the firearm and is accessible to the user. Enabling the external safety should prevent accidental pulling of the trigger. However, the best safety is always you.
An action type that when the trigger is pulled, the only thing the trigger does is drop the hammer (or striker).
This applies to both revolvers, semi-automatic and automatic guns.
On a single action revolver, the gun must be manually cocked before it can be fired.
With semi-automatic and automatic guns that are single action, the only thing the trigger does is drop the hammer, striker or firing pin onto the cartridge.
Then the firearm is cocked again when from the recoil of the fired round.
A firearm that the gun is cocked and the hammer drops when the trigger is pulled is a double action gun.
A swing-out arm on a revolver, to which the cylinder is
mounted when opened facilitates loading and cleaning.
The top of the butt-end of a gun stock.
This means a shooter who is right-handed but left-eyed, or left-handed and right-eyed.
A 1/60th part of a degree, the unit of measure used in adjusting rifle sights.
As it turns out conveniently, a minute of angle translates almost exactly to one inch at 100 yards
(actually 1.047 inches), to two inches at 200 yards and three inches at 300 yards
A person living in the State of Oregon that is a firm supporter of the Second Amendment (plus the other nine Bill of Rights amendments) and generally will also be a firearms enthusiast.
In other words "A Gun Loving Red Blooded American that Hails from The State of Oregon"
The distance the trigger must travel before it reaches the break point and fires the gun.
Defined according to Section 921 (a) (16), Title 18, U.S.C. as:
A. any firearm (including any firearm with matchlock, flintlock, percussion cap, or similar type of ignition system) manufactured in or before 1898; and
B. any replica of any firearm described in subparagraph (A) if such replica (i) is not designed or redesigned for using rimfire or conventional centerfire fixed ammunition, or (ii)
uses rimfire or conventional centerfire fixed ammunition which is no longer manufactured in the United States and which is not readily available in the ordinary channels of commercial trade.
A shoulder-held firearm that has two barrels; one rifle barrel and one shotgun barrel.
Most combination guns are of an over/under design (abbreviated as O/U), in which the two barrels are stacked vertically on top of each other,
but some combination guns are of a side-by-side design (abbreviated as SxS), in which the two barrels sit beside each other.
A catch built into the receiver of a break-open gun to keep the toplever in its extreme right position when the barrels are removed.
This device makes it slightly easier to remount the barrels. As the barrels are mounted and the breech closed,
the barrels contact some kind of release pin (marked with the arrow) and the toplever automatically returns
to the center locked position. Because, however, it requires a separate act to find and to depress this tiny
tab to re-center the toplever on a broken-down gun, this feature may be irritating when trying to put a gun away in its case.
A common type of iron sights in which the rear sight is an open-topped U or a V or a square-notch shape and with a
blade type front sight, in contrast to the closed circle commonly found in aperture sights.
Abbreviation for Cartridge Overall Length.
Short for the word Ambidextrous. Meaning that a feature of a firearms can be used by either hand, for example ambi-safety, ambi slide catch or ambi mag release.
A spring-activated mechanism for the ejection of ammunition or and empty shell casing. On doubles, each barrel has a separate ejector.
A trigger that breaks from an extremely light touch.
a type of fighting in which small units engage the enemy with personal weapons at very short range,
potentially to the point of hand-to-hand combat or fighting with hand weapons such as swords or knives.
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