An FRT That's NOT A Trigger!

Published on October 12, 2025
Duration: 17:17

The Arizona Regulator is a novel drop-in FRT system for AR-15s, functioning as a standard trigger with a modified disconnector and trip bar. It maintains semi-automatic legality by resetting with each shot. Tested on various uppers, including piston systems, it proved reliable and offers a high-value alternative to other FRTs, with unique mail-order availability.

Quick Summary

The Arizona Regulator (AZR-15) is a unique drop-in FRT for AR-15s, functioning with a standard trigger and modified disconnector. It forces reset after each shot, maintaining semi-automatic legality. Tested on multiple uppers, including piston systems, it offers ease of installation and unique mail-order availability.

Chapters

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

Frequently Asked Questions

What is the Arizona Regulator and how does it differ from other triggers?

The Arizona Regulator (AZR-15) is a unique three-position forced reset system (FRT) for AR-15s. Unlike many FRTs, it's a drop-in component for the upper receiver, using a standard mil-spec trigger and a modified disconnector to force reset.

How does the Arizona Regulator maintain semi-automatic legality?

The AZR-15 ensures semi-automatic legality by forcing the trigger to reset after every shot. Slow-motion analysis confirms it fires one round per function of the trigger, adhering to federal definitions.

What firearms platforms was the Arizona Regulator tested on?

The Arizona Regulator was tested on multiple AR-15 upper receivers, including a Midwest Industries MI-15F, an ADM UIC, a lightweight carbon fiber build, and a Brownells BRN-4 (HK416 style) piston upper, demonstrating broad compatibility.

What are the key advantages of the Arizona Regulator?

Key advantages include its ease of installation and removal, drop-in upper receiver design, reliable function across various platforms, and unique mail-order availability that avoids traditional credit card tracking, making it a high-value FRT option.

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