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Trigger guard of a SG 550 rifle. A trigger guard is a protective loop surrounding the trigger of a firearm designed to prevent unwanted contact with the trigger, which may cause an accidental discharge. [1] Other devices that use a trigger-like actuator mechanism, such as inhalers, crossbows and power tools, may also have trigger guards.
Length of pull: The distance between the trigger and the butt end of the shoulder stock of a rifle or shotgun. Lever-action rifle. Lever-action: A type of firearm action with a lever that encircles the trigger guard area, (often including the trigger guard itself) to load fresh cartridges into the chamber of the barrel when the lever is worked.
Re-creation of part of a gun shop from the 1850s (photo circa 2015) A gunsmith is a person who repairs, modifies, designs, or builds guns.The occupation differs from an armorer, who usually replaces only worn parts in standard firearms.
Sear shown in a revolver action. In a firearm, the sear is the part of the trigger mechanism that holds the hammer, striker, or bolt back until the correct amount of pressure has been applied to the trigger, at which point the hammer, striker, or bolt is released to discharge the weapon.
Firearms use triggers to initiate the firing of a cartridge seated within the gun barrel chamber.This is accomplished by actuating a striking device through a combination of mainspring (which stores elastic energy), a trap mechanism that can hold the spring under tension, an intermediate mechanism to transmit the kinetic energy from the spring releasing, and a firing pin to eventually strike ...
This is usually a result of extreme wear or outright breakage of firing mechanism components and can result in uncontrollable "full-auto" operation, in which multiple rounds are discharged following a single pull of the trigger. It is a problem not limited to old guns and may occur in any rifle, even those in good condition.
A trigger crank is a device that allows a semi-automatic firearm to fire at an increased rate. The trigger crank typically consists of a screw-tight clamp and crank assembly. The crank assembly is clamped onto the trigger guard of a semi-automatic firearm. The device is positioned in front of the trigger.
Further, the thumb-hole, bolt handle, magazine release, and trigger guard on the AW were enlarged, and the magazine floor plate was fitted with protruding grasping tabs to allow use with heavy Arctic mittens. The resin stock side-panels were replaced with sturdier polymer panels that were less brittle in subzero temperatures.