What Is Low Bore Axis On A Pistol?

Published on January 2, 2023
Duration: 13:09

This video explains the concept of bore axis in pistols and its direct impact on muzzle rise and recoil management. A lower bore axis, where the barrel is closer to the shooter's hand, reduces the leverage for muzzle flip. Conversely, a higher bore axis, like on the Desert Eagle, exacerbates muzzle rise due to the mechanics of the slide's reciprocating mass. The presenters demonstrate this with various firearms, highlighting how a lower bore axis contributes to flatter shooting and better recoil control, especially in competition.

Quick Summary

The bore axis of a pistol is the line through the center of the barrel. A lower bore axis, where the barrel is closer to the shooter's hand, significantly reduces muzzle rise by minimizing the leverage of the slide's reciprocating mass. This results in a flatter shooting experience and quicker follow-up shots, making it advantageous for recoil control.

Chapters

  1. 00:00Intro: Muzzle Rise and Recoil
  2. 00:39What is Bore Axis?
  3. 01:01Shadow Systems DR920 Example
  4. 01:34Impact of Bore Axis on Recoil
  5. 02:21CZ Shadow 2: Low Bore Axis Example
  6. 02:57High Bore Axis Examples
  7. 03:02Desert Eagle: High Bore Axis
  8. 04:13H&K USP 45: High Bore Axis
  9. 04:39Sig Sauer P226: High Bore Axis
  10. 05:01FNX-45: High Bore Axis
  11. 05:55Why Bore Axis Matters
  12. 06:00Competition Guns and Low Bore Axis
  13. 06:21Weight vs. Bore Axis
  14. 07:07Range Demonstration: High vs. Low Bore Axis
  15. 07:21Colt Python vs. Taurus Rhino
  16. 08:39Sig P226 vs. Glock/Shadow Systems
  17. 10:12CZ Shadow 2 vs. Arsenal Strike One
  18. 12:29Takeaways and Comparisons

Frequently Asked Questions

What is the bore axis of a pistol?

The bore axis of a pistol is the imaginary line that runs through the center of the barrel. Its height relative to the shooter's hand is a critical factor in how the pistol handles recoil and muzzle rise.

How does a low bore axis affect shooting?

A low bore axis means the barrel is closer to your hand. This reduces the leverage that the slide's reciprocating mass has to create muzzle flip, resulting in less felt recoil and a flatter shooting experience, which is beneficial for follow-up shots.

What causes muzzle rise in a pistol?

Muzzle rise is primarily caused by the upward force generated by the slide moving rearward during the firing cycle. A higher bore axis amplifies this effect because the slide's mass is further from the shooter's grip, acting like a longer lever arm.

Are high bore axis pistols bad for recoil control?

High bore axis pistols can lead to more pronounced muzzle rise, but they are not inherently 'bad.' Some designs, like the H&K USP or Sig P226, manage recoil effectively through other engineering aspects and caliber choices, though they generally exhibit more muzzle flip than low bore axis counterparts.

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