Loading 6.5 Grendel - ep 4 - Range testing the modified extractor

Published on November 25, 2015
Duration: 8:48

This video details range testing of an AR-15 chambered in 6.5 Grendel after a modified extractor repair. The instructor demonstrates zeroing a Vortex Viper HST optic at 50 yards and then progresses to 100 yards, evaluating group sizes and brass ejection. The testing confirms the extractor repair's success, with the firearm functioning reliably and producing impressive groups for factory ammunition, setting the stage for handload development.

Quick Summary

Range testing of a 6.5 Grendel AR-15 after a modified extractor repair confirmed successful resolution of extraction issues. Using Hornady A-Max factory ammunition and a Vortex Viper HST optic, the firearm achieved excellent groups at 100 yards, with the tightest measuring 0.813 inches.

Chapters

  1. 00:02Extractor Repair Verification
  2. 00:15Optic Setup: Vortex Viper HST
  3. 00:22Ammunition: Hornady A-Max Factory Loads
  4. 00:29Initial Range Test: 50 Yards
  5. 01:02First Shot Adjustments
  6. 01:34Scope Adjustments
  7. 03:15Second Group Testing
  8. 03:22Moving to 100 Yards
  9. 04:07Brass Check at 100 Yards
  10. 04:25Remaining Shots & Group Analysis
  11. 04:38Comb Height Adjustment
  12. 04:51Final Group Testing
  13. 05:12Trigger Feel and Performance
  14. 06:49Overall Performance Summary
  15. 07:00Group Size Measurements
  16. 07:12Brass Condition and Extraction
  17. 08:15Conclusion: Repair Successful, Ready for Handloads

Frequently Asked Questions

What was the primary issue addressed in this 6.5 Grendel AR-15 video?

The video focuses on range testing an AR-15 chambered in 6.5 Grendel after a modified extractor was installed to fix previous extraction problems. The goal was to verify the repair and assess the firearm's reliability and accuracy.

What ammunition and optic were used for the 6.5 Grendel range test?

The testing utilized Hornady A-Max factory ammunition for the 6.5 Grendel caliber. A Vortex Viper HST optic was mounted on the rifle, allowing for precise aiming and evaluation of group sizes at 50 and 100 yards.

What were the measured group sizes for the 6.5 Grendel AR-15 with factory ammunition?

The factory Hornady A-Max ammunition produced impressive results. The first seven-shot group measured 1.07 inches, the second group was exactly 1 inch, and the final group achieved a tight 0.813 inches at 100 yards.

Did the extractor repair successfully resolve the firearm's issues?

Yes, the video concludes that the extractor repair was successful. The firearm functioned reliably, ejecting brass cleanly without issues, and produced excellent accuracy with factory ammunition, indicating the problem was fixed.

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