Single-Action

A firearm mechanism in which the hammer must be manually cocked before the trigger can release it, common in older revolvers.

The rotating part of a revolver holding multiple chambers of ammunition, advancing with each hamm...

A firearm mechanism where pulling the trigger cocks and then releases the hammer (common in some ...

A short-barreled firearm (pistol or revolver) designed for one-handed operation; often requires s...

The component in a firearm’s trigger group that holds the hammer or striker back until the trigge...

The amount of force needed to fire a shot; heavier or inconsistent triggers can reduce accuracy.

A revolver feature where cocking the hammer or pulling the trigger automatically rotates the cyli...