An FRT That's NOT A Trigger!

Published on October 12, 2025
Duration: 17:17

This guide details the installation of the Arizona Regulator AZR-15, a drop-in Forced Reset System (FRT) for AR-15 platforms. The video features PSR, a recognized authority in the DIY firearm community, demonstrating the installation and function of the AZR-15 on various upper receivers, including a Midwest Industries MI-15F Combat Rifle HD. The guide emphasizes the importance of proper firearm handling and understanding the technical mechanics of the FRT system.

Quick Summary

The Arizona Regulator AZR-15 is a unique drop-in Forced Reset System (FRT) for AR-15s, installed in the upper receiver. It uses a trip bar interacting with the bolt carrier to force trigger reset, allowing rapid semi-automatic fire. PSR highlights its ease of installation and removal, differentiating it from other FRTs.

Chapters

  1. 00:00Rapid Fire Demonstration
  2. 01:45Introduction to the Arizona Regulator
  3. 03:07Technical Mechanics of the AZR-15
  4. 05:31Test Rifle Overview: Midwest Industries
  5. 08:32Slow Motion Analysis & Legality
  6. 10:12Market Comparisons
  7. 11:03Cross-Platform Compatibility Testing
  8. 12:31Heavy Use & Piston Upper Test
  9. 13:47Final Verdict

Frequently Asked Questions

What is the Arizona Regulator AZR-15?

The Arizona Regulator AZR-15 is a novel three-position forced reset system (FRT) designed as a drop-in component for AR-15 upper receivers. It differs from many other FRTs by not requiring modification of the lower receiver, simplifying installation and removal.

How does the Arizona Regulator AZR-15 work?

The AZR-15 operates using a trip bar that interfaces with the bolt carrier to force the trigger reset after each shot. It functions in conjunction with a standard mil-spec trigger and a modified disconnector within the AR-15 platform.

What are the key features of the Midwest Industries MI-15F Combat Rifle HD used in the video?

The Midwest Industries MI-15F Combat Rifle HD features a 16-inch barrel, a Mid-length gas system equipped with a Riflespeed adjustable gas block, and is chambered in .223 Wylde. It was presented with an FDE/Bronze finish.

Is the Arizona Regulator AZR-15 legal?

The video mentions a 'Federal Legal' statement from the manufacturer regarding the Arizona Regulator AZR-15. It's crucial to understand that FRT devices must maintain the semi-automatic definition (one round per function of the trigger) to comply with federal regulations.

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