Brownells BRN-180S Gen 2 300 Blackout

Published on October 23, 2020
Duration: 14:53

This review of the Brownells BRN-180S Gen 2 in 300 Blackout, presented by a highly authoritative firearms instructor, details its performance with various ammunition types, including subsonic and supersonic loads. Key features like the adjustable short-stroke piston system, M-LOK handguard, and folding brace compatibility are examined. The expert highlights its suitability for applications like hog hunting and as a compact truck gun, emphasizing its practical accuracy and reliable function.

Quick Summary

The Brownells BRN-180S Gen 2 in 300 Blackout utilizes an adjustable short-stroke piston system for reliable gas management, especially with suppressors. It excels with both subsonic and supersonic loads, demonstrating accuracy at 300 yards and versatility with various ammunition types, making it a strong candidate for hunting or as a compact truck gun.

Chapters

  1. 00:00Introduction & Subsonic Shooting
  2. 01:19BRN-180S Gen 2 Overview
  3. 02:31Technical Features & Suppressor
  4. 03:35Optics & Supersonic Performance
  5. 05:40Piston System vs. DI
  6. 09:02Ammunition Testing
  7. 10:06Ergonomics & Controls
  8. 13:32Conclusion & Hunting Potential

Frequently Asked Questions

What are the key advantages of the Brownells BRN-180S Gen 2's piston system?

The BRN-180S Gen 2 features an adjustable short-stroke piston system that effectively manages gas, especially when suppressed. This system is known for its reliability and cleaner operation compared to traditional direct impingement systems, making it well-suited for the 300 Blackout cartridge.

How does the BRN-180S Gen 2 perform with different 300 Blackout loads?

The rifle demonstrated excellent accuracy with 220-grain subsonic rounds at 300 yards and handled 150-grain supersonic rounds with more authority. It also ran reliably with steel-cased ammunition during testing, showing versatility.

What makes the BRN-180S Gen 2 suitable for hunting or as a truck gun?

Its compact design, facilitated by the folding brace compatibility and lack of a buffer tube, combined with the effective 300 Blackout cartridge, makes it an ideal choice for hog hunting or as a readily accessible truck gun. The piston system also ensures reliable function in various conditions.

What are the notable ergonomic features of the BRN-180S Gen 2?

The lower receiver retains standard AR-15 ergonomics for controls like the safety, trigger, and magazine release. It also includes a manual bolt lock on the side and a reciprocating charging handle, reminiscent of the original AR-180 design.

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