Power factor is designed to help keep the playing field equal in USPSA divisions around ammunition performance and firearm recoil. The Power factor calculation is an effective way to measure ammunition's relative performance from a competitor's firearm and group them into Major and Minor…

TRIGGER ACTION TYPES

Trigger actions refer to how a firearm operates with each trigger press. There are two basic types of trigger actions: single-action and double-action. Some firearms incorporate both.

The trigger action releases the striker or hammer, so it causes the primer on a cartridge to...

In USPSA and SCSA competitions, divisions group competitors by equipment and require them to adhere to a consistent set of rules during competition. There is a specific division that covers almost every type of commercially available semi-automatic pistol caliber firearm.