Don't Get Cocky: Why All Defensive Revolvers Should Be Double Action Only

Published on February 27, 2017
Duration: 9:15

This guide, drawing on insights from a firearms instructor, details the evolution and benefits of Double Action Only (DAO) revolvers for self-defense. It emphasizes that modern training validates accurate double-action hits, making thumb-cocking unnecessary and potentially dangerous under stress. The advice focuses on practical application for civilian defense, highlighting the inadequacy of single-action reliance and the safety hazards of external hammer spurs.

Quick Summary

Double Action Only (DAO) revolvers are recommended for self-defense because they eliminate the need to manually cock the hammer, a dangerous action under stress. Modern training confirms accurate hits are achievable with a DAO trigger pull, and DAO designs often lack external hammer spurs, reducing snagging during defensive draws.

Chapters

  1. 00:00Evolution of Double Action Revolvers
  2. 01:19Early Limitations: Equipment & Training
  3. 02:46The Shift to Double Action Innovation
  4. 04:10Modern Techniques: Weaver & Cooper
  5. 05:25Liability & Safety Drivers for DAO
  6. 07:04Modern Defensive Recommendations for DAO

Frequently Asked Questions

Why are Double Action Only (DAO) revolvers recommended for self-defense?

DAO revolvers are recommended because they eliminate the need to manually cock the hammer, which can be a dangerous action under stress. Modern training confirms accurate hits are achievable with a DAO trigger pull, and DAO designs often lack external hammer spurs, reducing snagging during defensive draws.

What were the historical limitations of early double-action revolvers?

Early double-action revolvers were often viewed as single-action guns with an added double-action feature. Some models had sights obscured by the hammer unless cocked, and early police training discouraged double-action use due to perceived 'muzzle wobble,' limiting their effectiveness in defensive scenarios.

How does manual decocking a revolver pose a safety risk?

Manually decocking a revolver, especially under stress with a round in the chamber, significantly increases the risk of accidental discharge. This is a primary reason why dedicated Double Action Only (DAO) revolvers are favored for self-defense, as they bypass this hazardous step.

Are hammer spurs on revolvers a problem for self-defense?

Yes, external hammer spurs on revolvers can be a significant problem for self-defense because they are prone to snagging on clothing or holsters during a draw. Double Action Only (DAO) revolvers typically feature internal hammers or shrouded hammers, mitigating this snag risk.

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