Mk2 CQB 12.5" Rifle by Griffin Armament

Published on January 4, 2025
Duration: 15:00

This review of the Griffin Armament Mk2 12.5" rifle highlights its ambidextrous features, suppressor-optimized components, and performance in various shooting scenarios. The reviewer details accuracy testing with multiple ammunition types, achieving sub-2 MOA groups with match-grade loads. The rifle is recommended for those seeking a feature-rich, turn-key AR-15 platform, particularly for suppressed use.

Quick Summary

The Griffin Armament Mk2 12.5" rifle offers a fully ambidextrous lower receiver with controls on both sides, enhancing usability. It is designed for suppressor optimization, featuring a pinned gas block and specialized buffer for excellent suppressed shooting performance. Accuracy testing demonstrated sub-2 MOA potential with match ammunition.

Chapters

  1. 00:06Introduction to Griffin Armament Mk2
  2. 00:41Forged Upper and Lower Receiver Features
  3. 00:50Ambidextrous Controls Explained
  4. 01:22Internal Components: BCG, Buffer, Gas Block
  5. 01:57Rail Panels and MLOK System
  6. 02:18Trigger Guard Design
  7. 02:31Muzzle Device and Suppressor Use
  8. 03:04Reviewer's Experience and Usage
  9. 03:13Moons Out Goons Out Competition
  10. 03:52Thunder Ranch Class Experience
  11. 04:17Accuracy and Ammunition Testing
  12. 05:02AMtac Night Vision Course
  13. 05:30Configured for a Classmate
  14. 06:35Accuracy Testing: 10-Shot Groups
  15. 07:31PMC Bronze 55gr FMJ Results
  16. 07:40PMC XTAC 55gr Results
  17. 07:48Sig Sauer Marksman 77gr OTM Results
  18. 08:04Winchester Target 55gr Results
  19. 08:13AAC 77gr OTM Results
  20. 08:23Winchester White Box 55gr Results
  21. 08:32AAC 75gr Battail HP Match Results
  22. 08:49Analysis of Accuracy Groups
  23. 09:23Included Sights, Grip, and Stock
  24. 10:00Review of Griffin Armament Stock
  25. 10:26Review of Griffin Armament Grip
  26. 10:39Griffin Armament Components Overview
  27. 11:00Castle Nut Staking Observation
  28. 11:19Trigger and Overall Performance
  29. 11:41Who is This Rifle For?
  30. 11:50Suppressor Integration Benefits
  31. 12:28Ambidextrous Controls for Left-Handers
  32. 13:16Ambidextrous Controls: Personal Preference
  33. 14:11Value of Ambi Controls for Specific Users
  34. 14:41Conclusion and Links

Frequently Asked Questions

What are the key ambidextrous features of the Griffin Armament Mk2 rifle?

The Griffin Armament Mk2 features a fully ambidextrous lower receiver, including a bolt lock/release lever, a selector switch on both sides, and a left-side magazine release, enhancing usability for left-handed shooters or for administrative tasks.

How does the Griffin Armament Mk2 perform when suppressed?

The Mk2 is designed with suppressor optimization, featuring a pinned gas block and a suppressor-optimized buffer. This setup reportedly manages recoil and gas efficiently, leading to excellent suppressed shooting performance.

What kind of accuracy can be expected from the Griffin Armament Mk2?

Accuracy testing with 10-shot groups showed the Griffin Armament Mk2 capable of sub-2 MOA performance with match-grade ammunition. The best group achieved was 1.36 MOA with AAC 77-grain OTM, indicating good precision potential.

What are some notable components included with the Griffin Armament Mk2?

The rifle comes with Griffin Armament's forged receivers, optimized bolt carrier group, Maritime receiver extension, suppressor-optimized buffer, and M-LOK rail. It also includes folding iron sights, a grip, and a stock, though the stock's lock-up may be less secure than aftermarket options.

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