Brownells’ BRN-180S | Initial Review

Published on July 13, 2020
Duration: 12:44

This review covers the Brownells BRN-180S upper receiver, highlighting its AR-180 heritage and modern features. The presenter, Roger Barrera of QVO Tactical, details its construction, adjustable gas system, and unique bufferless operation. The video emphasizes its lightweight design, accuracy, and reliability during extensive range testing, making it a viable option for various applications including as a truck gun.

Quick Summary

The Brownells BRN-180S is a lightweight, bufferless upper receiver inspired by the AR-180. It features a 10.5-inch .223 Wylde barrel, adjustable gas system, and 7075 T6 aluminum construction. It demonstrated zero malfunctions over 750 rounds and is praised for its accuracy and compatibility with 1913 braces, though it can get hot during suppressed fire.

Chapters

  1. 00:29Introduction to BRN-180S
  2. 01:11BRN-180S History and Design
  3. 01:41Reviewer's Background & Purchase
  4. 02:12Build Specifications
  5. 02:35Adjustable Gas System
  6. 02:50Bolt Carrier Group & Bufferless Design
  7. 03:11Brace Compatibility
  8. 03:30Added Components (Compensator, Trigger)
  9. 04:34Range Session & Performance
  10. 05:09Shooting in Folded Configuration
  11. 06:30Lightweight Design
  12. 06:41Charging Handle Operation & Reloads
  13. 08:01Shooting Suppressed
  14. 08:59Overall Thoughts & Accuracy
  15. 09:31BRN-180S vs. SIG MCX
  16. 10:03Use Cases (Truck Gun, Folded Fire)
  17. 10:41Dislikes: Heat
  18. 11:08Conclusion & Call to Action

Frequently Asked Questions

What is the Brownells BRN-180S?

The Brownells BRN-180S is a modern upper receiver inspired by the classic AR-180 design. It features a bufferless operating system, an adjustable gas block, and a 10.5-inch barrel chambered in .223 Wylde, making it a lightweight and versatile firearm component.

What are the key features of the BRN-180S upper receiver?

Key features include its 7075 T6 aluminum construction, MLOK attachment points, adjustable gas system for suppressed and unsuppressed use, and a bufferless design that allows for direct attachment of 1913 braces. It also boasts a nitride bolt and a reciprocating charging handle.

How does the BRN-180S perform during range testing?

During extensive range testing with 750 rounds, the BRN-180S demonstrated excellent reliability with zero malfunctions. It was found to be accurate, with reviewers easily hitting steel plates at 30 yards. The lightweight design also contributed to a positive shooting experience.

What are the main advantages of the BRN-180S over other platforms like the SIG MCX?

The primary advantage highlighted is its significantly lighter weight compared to the SIG MCX. This makes it more comfortable for extended use and carrying. Additionally, its bufferless design allows for shooting with the brace folded, which is useful in confined spaces.

What are the downsides of the BRN-180S?

The main drawback identified is that the firearm, particularly the handguard, can get very hot, especially when shooting suppressed in high temperatures. This necessitates the use of gloves for comfortable handling during prolonged firing sessions.

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