The time my 507 hit me in the face

Published on August 21, 2024
Duration: 2:57

This video details a critical failure where a Holosun 507C optic detached from a pistol during shooting, hitting the user in the face. The incident occurred after approximately 50,000 rounds through the firearm, with the optic experiencing zero shift prior to failure. One screw sheared off, leaving the plate attached to the gun, highlighting potential issues with optic mounting systems and screw integrity under high round counts.

Quick Summary

A Holosun 507C optic detached from a pistol during shooting due to a sheared mounting screw, hitting the user in the face. This failure occurred on a training firearm with approximately 40,000-50,000 rounds, highlighting the potential for mounting hardware to fail under high round counts and the importance of monitoring optic zero.

Chapters

  1. 00:00Introduction to Optic Failure
  2. 00:16Optic Detaches and Hits Face
  3. 00:30Firearm and Optic History
  4. 00:49Shooting and Zero Issues
  5. 01:10Troubleshooting Zero
  6. 01:27Optic Comes Off
  7. 01:31Damaged Screw and Plate
  8. 01:41Discussion on Mounting Systems
  9. 02:00Can This Happen?
  10. 02:04Recent Optic Failures
  11. 02:31What Happened and Next Steps
  12. 02:44Improving Mounting System

Frequently Asked Questions

What caused a Holosun 507C optic to detach from a pistol?

The Holosun 507C optic detached from the pistol because one of its mounting screws sheared off. This failure occurred on a firearm that had accumulated a very high round count, suggesting that the mounting hardware may have been compromised over time.

What are the potential risks of optic mounting hardware failure on a firearm?

A critical risk of optic mounting hardware failure is the optic itself becoming loose or detaching during shooting. This can lead to a loss of zero, damage to the optic or firearm, and in severe cases, the optic can detach and strike the shooter in the face, as demonstrated in this incident.

How many rounds can a pistol optic mounting system typically withstand?

While there's no single definitive number, this video shows a failure occurring after approximately 40,000-50,000 rounds on a training gun. This high round count suggests that mounting hardware, including screws, can experience wear and stress, potentially leading to failure over time.

What signs might indicate an optic's mounting system is failing?

A key indicator of a failing optic mounting system is a shifting zero. If you find yourself constantly re-zeroing your optic, it could mean the screws are loose, the plate is moving, or the hardware is otherwise compromised. This was a precursor to the optic detaching in the video.

More Tactical & Gear Videos You Might Like

More from Ben Stoeger

View all →