The Knights Armament SR15 E3 Mod 2 M-LOK

Published on December 22, 2018
Duration: 22:38

This video provides an in-depth review of the Knight's Armament SR-15 E3 Mod 2 M-LOK rifle, highlighting its advanced features and proprietary enhancements. The presenter, with clear expertise, details the rifle's ambidextrous lower receiver, the innovative URX 4 M-LOK handguard, and the robust E3 bolt system designed for enhanced reliability and durability. The review emphasizes the rifle's sub-MOA accuracy and its suitability for various applications, from competition to law enforcement.

Quick Summary

The Knight's Armament SR-15 E3 Mod 2 is a highly refined AR-15 featuring a proprietary E3 bolt for enhanced durability, a fully ambidextrous lower receiver, and an advanced URX 4 M-LOK handguard. Its 16-inch cold hammer-forged barrel ensures sub-MOA accuracy, making it a top-tier rifle for various applications.

Chapters

  1. 00:02Introduction to the SR-15 E3 Mod 2
  2. 00:55Evolution of the SR-15 Series
  3. 02:36Stock and Receiver Extension
  4. 02:50Ambidextrous Lower Receiver Features
  5. 04:38Upper Receiver and Handguard
  6. 04:56URX 4 M-LOK Handguard Details
  7. 05:39Backup Sights
  8. 06:10Barrel Specifications
  9. 06:37Knight's Armament Flash Suppressor
  10. 07:01Proprietary Gas System
  11. 09:45Internal Components and Trigger
  12. 10:19The E3 Enhanced Bolt System
  13. 11:33Bolt Locking Lug Geometry
  14. 12:18Extractor Design
  15. 14:15Optic Overview (Specter DR)
  16. 15:35Weight and Dimensions
  17. 15:52MSRP and Value Proposition
  18. 16:43Upper Receiver Availability
  19. 16:50Ammunition Compatibility and Twist Rate
  20. 17:12Ballistics Testing Results
  21. 17:30Accuracy and Performance
  22. 18:09Comparison to Earlier Versions
  23. 18:26Handguard Evolution and User Friendliness
  24. 19:22Knight's Armament Market Strategy
  25. 19:50SR-15 vs. SR-25 Maturation
  26. 20:23Barrel Manufacturing
  27. 20:46Range Test and Performance
  28. 21:54Final Thoughts and Recoil Impulse
  29. 22:16Conclusion and Call to Action

Frequently Asked Questions

What makes the Knight's Armament SR-15 E3 Mod 2's bolt system unique?

The SR-15 E3 Mod 2 features the Knight's Armament E3 bolt, which is engineered for enhanced reliability. It includes a narrower cam pin and strengthened locking lugs with a rounded geometry, reducing stress points and increasing durability compared to standard M16 bolts. The extractor also features dual springs and a polymer buffer for more robust extraction.

What are the key features of the SR-15 E3 Mod 2's ambidextrous lower receiver?

The SR-15 E3 Mod 2's lower receiver is fully ambidextrous, offering an ambidextrous safety selector, a dedicated bolt release, and an ambidextrous magazine release. This design, pioneered by Knight's Armament, allows for intuitive operation from either side of the rifle.

How does the gas system on the SR-15 E3 Mod 2 differ from standard AR-15s?

The SR-15 E3 Mod 2 utilizes a proprietary internal piston gas system that is longer than a typical mid-length system. This design aims to enhance reliability and reduce felt recoil. Additionally, the gas block features a unique flared gas tube and lock nut assembly for a 360-degree seal, preventing gas leaks.

What kind of accuracy can be expected from the Knight's Armament SR-15 E3 Mod 2?

The Knight's Armament SR-15 E3 Mod 2 is a sub-MOA rifle, meaning it can consistently achieve groups of less than one inch at 100 yards with match-grade ammunition. This accuracy is attributed to its high-quality, cold hammer-forged, chrome-plated barrel and overall precision manufacturing.

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