How does a trigger gun work?
Upon firing a cartridge or loading the chamber, the hammer or striker will rest in a partially cocked position. The trigger serves the function of completing the cocking cycle and then releasing the striker or hammer.
What is trigger overtravel?
Overtravel is the characteristic of a trigger to continue its rearward motion after the sear releases the hammer/firing pin/striker. Overtravel reduction is the attempt to eliminate post-release movement of the trigger, through a variety of components and/or assemblies.
What is striker trigger?
Striker-Fired Trigger Sometimes called “striker-fire” or simply “striker” firearms, this type has no external hammer. The internal striker, or firing pin, is generally partially cocked by the action of chambering a cartridge, and pressing the trigger fully cocks and releases the striker, firing a round.
What is trigger slack?
A lot of pistols, especially striker-fired handguns such as Glocks, XD’s and M&P’s have “slack” in the trigger. This slack is rearward movement of the trigger, a sort of free travel that must be removed or taken out before the actual trigger press begins.
What is creep on a trigger?
Creep is the rearward displacement of a trigger that occurs before the sear releases. Creep is not to be confused with take-up, which is the rearward movement of the trigger during the first stage of a two-stage trigger. A two-stage trigger could only exhibit creep in its second stage.
How does a 2 stage trigger work?
Instead of firing as one smooth range of motion like a single-stage trigger, a two-stage trigger requires an extra pull range to facilitate firing. The trigger is pulled until the trigger pull weight changes; pulling beyond that point discharges the firearm.
What is a DAO trigger?
Double action (or double-action) refers to one of two systems in firearms where the trigger both cocks and releases the hammer. Double-action only (DAO) firearms trigger: The trigger both cocks and releases the hammer.
What is creep in a gun trigger?
What causes creep in trigger?
Also known as slack, the trigger take-up occurs when you’ve placed your trigger finger on the trigger, and you’ve begun to squeeze. When the positive movement hasn’t yet caused the sear to move or engaged the mainspring, that’s the take-up.
What is a mushy trigger?
When you hear shooters talk about a “gritty” or “mushy” trigger, that usually means it has an inconsistent and unpredictable Creep with multiple steps. A “smooth” trigger experiences no steps or perceivable stacking.
What makes a trigger good?
The surface should be free of grooves or residual striations, have a perfect radius, and polished to a mirror finish. The edges of trigger should be rounded so that there is no discernible corner; the finger should slide smoothly from one side to the other, and from top to bottom.
What does N mean in trigger pull?
All full-sized and compact Glocks have a trigger pull measuring approximately twenty-four newtons, or 5.39 pounds, versus twenty-eight newtons of force, or 6.29 pounds of force for smaller, concealed carry Glock handguns.