This guide explains the internal mechanics of double-action (DA) and double-action-only (DAO) revolver triggers, contrasting them with single-action (SA) triggers. It details how pulling the trigger in DA mode cocks and releases the hammer using the hammer strut, and how DAO revolvers omit the SA capability. The explanation highlights the simplicity and reliability of revolver mechanisms.
You've reached the end! 1 videos loaded.
Gun Laws by State
Read firearms regulations for all 50 states + D.C.
Find Gun Dealers
Search licensed FFL dealers near you.
