Bear Creek Arsenal 7.62x39 upper. Is it as good as an AK? I don’t know. I don’t have an AK

Published on June 30, 2022
Duration: 5:27

This review covers a Bear Creek Arsenal 7.62x39 AR-15 upper receiver. Initial testing revealed feeding issues attributed to magazines and steel-cased ammunition. After approximately 80-120 rounds and cleaning, the performance improved, suggesting a break-in period. The upper features an enhanced firing pin for better primer ignition, especially with harder steel-cased ammunition.

Quick Summary

The Bear Creek Arsenal 7.62x39 AR-15 upper initially faced feeding issues, with rounds failing to chamber fully, potentially due to magazine design and steel-cased ammo. After a break-in period of around 80-120 rounds and thorough cleaning, performance improved. The upper includes an enhanced firing pin for better ignition with steel-cased ammunition.

Chapters

  1. 00:22Introduction to Bear Creek Arsenal Upper
  2. 00:36Initial Feeding Issues
  3. 00:48Magazine and Ammo Considerations
  4. 01:04Ammunition Type: Tulammo Steel Case
  5. 01:32Steel Case Ammo Characteristics
  6. 02:03Upcoming In-Depth Review
  7. 03:09Post-Cleaning Observations
  8. 03:13Bolt Carrier Group Feel
  9. 03:30Enhanced Firing Pin Feature
  10. 03:43Chambering Issues Resolved?
  11. 04:06Improving Performance with Use
  12. 04:11Red Dot Sight Issues
  13. 04:55Ammunition Variety (Wolf/Tulammo)
  14. 05:13Overall Impression and Heat

Frequently Asked Questions

What were the initial performance issues with the Bear Creek Arsenal 7.62x39 upper?

The Bear Creek Arsenal 7.62x39 upper initially experienced feeding problems where rounds failed to chamber properly. This was attributed to insufficient force from the magazine spring and the characteristics of steel-cased ammunition.

Did cleaning and lubrication improve the Bear Creek Arsenal 7.62x39 upper's reliability?

Yes, after approximately 80-120 rounds and a thorough cleaning and lubrication of the bolt carrier group, the feeding issues seemed to resolve. This suggests the upper may require a break-in period for optimal performance.

What type of ammunition was used in the Bear Creek Arsenal 7.62x39 upper review?

The reviewer primarily used Tulammo 122 grain standard steel-cased ammunition. Wolf ammunition was also used, which was noted to have 'Tulammo' stamped on the head, indicating it was the same type of ammo.

Does the Bear Creek Arsenal 7.62x39 upper have any special features for steel-cased ammo?

Yes, the upper features an enhanced firing pin with a slightly longer protrusion. This design is intended to ensure more reliable ignition with the harder primers often found in steel-cased ammunition.

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