Forced Reset Trigger Kit - 4140 Steel- 3 Position

Hoffman Tactical

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FRC-3P-1-4
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Product Overview

Hoffman Tactical Super Safety Style 3 Position Forced Reset Conversion Kit

CNC machined from 4140 steel, heat-treated, and nitrided for exceptional long-term durability. Includes a modified detent paired with a modified mil-spec trigger shoe.

Take your AR-15 to the next level with this fully ambidextrous, 3-position forced-reset conversion. Modes include Safe, Semi, and Forced Reset, providing the functionality of a fully automatic weapon system without the legal designation of a machine gun.

These systems are compatible with a wide range of calibers and options such as:

AR-15 5.56 300blk, 6.5 Grendel, 6mm Arc. 

AR-10 308, 6.5 Creed. 

SMG's- 9mm/.40sw CMMG radial delay blowback, **All other PCC's see note below**

MP5 with AR FCG Lower from Lee Sporting.

 

Options:

  • Without Trigger Shoe:
    It is ideal if you plan to modify an existing trigger. This option includes the detent, cam, and lever only.

  • With Trigger Shoe:
    Perfect for replacing the trigger shoe in your mil-spec trigger group. This option includes all components needed for conversion: trigger shoe, detent, cam, and lever.

Important Notes:

  • A mil-spec-style hammer is required for proper operation. Cassette-style triggers are not compatible.
  • Minor fitting may be necessary to ensure optimal performance. Additional tuning may improve reliability depending on your firearm's configuration.

Buffer Spring and Weight Requirements:

Due to the necessity of the bolt being in battery to fire in forced reset mode, most standard 556 AR-15s cannot use a carbine (3.0oz) buffer weight without inducing intermittent bolt bounce which causes a so-called "dead trigger". In our experience, it is unfortunate how common these inefficiently tuned rifles are among inexpensive manufacturers and build kits. 

The following is our recommendations for buffer and spring weight tuning:

H2s- We sell them here! Or H1's- We Sell them Here!

5.56 16" Mid Length Gas- H1/H2 Buffer

5.56 16" Mid Length Gas Suppressed- H2/H3 Buffer 

5.56 16" Carbine Length Gas- H2/H3 Buffer or Rifle Length Spring with Carbine Buffer 

5.56 11.5" Carbine Length Gas- H1/H2

5.56 11.5" Carbine Length Gas Suppressed- H1/H2

300blk 7.5" Pistol Length Gas- H1

300blk 7.5" Pistol Length Gas Suppressed- H1/H2

**PCC Note**

Due to the wide variety of parts and configurations of direct blowback PCCs, we do not suggest using one of our kits unless you are willing to possibly modify the geometry of your bolt carrier. Most PCC BCGs have additional weights placed in the rear of the receiver and may interfere with the system's function. If you are starting from scratch we recommend the CMMG operating system because it mimics the standard AR-15 bolt geometry and allows perfect function out of the box. (we do not accept returns of modified cams and levers).

Your specific setup and mileage may vary, these are general suggestions from our experience! If you need assistance with more specific tuning recommendations do not hesitate to reach out the Cornfire team is happy to help. 

 

 

If you have any questions you can reach us at our customer support email- Team@cornfirearsenal.com

We’re a small business and typically ship within 2-3 business days. During high-volume periods, please allow up to 4 business days. Thanks for your support!

 

If you have legality concerns please refer to the following ATF.gov case which rules forced reset trigger to be enable only semi automatic operation FRT Legal Determination.

 

 

 

 

Disclaimer

Inquiries

Cornfire Arsenal LLC is committed to transparency and good-faith communication. Any individual or entity with questions or concerns regarding the design, function, or legality of our products is encouraged to contact us prior to pursuing legal action.

Please reach out to: admin@cornfirearsenal.com

 

Firearm Functionality Notice
The above product, when properly installed and left unmodified, is designed and intended solely for lawful semi-automatic operation. It is not capable of automatic fire, nor is it readily convertible to enable automatic or burst-fire operation. The product actively resets the trigger, producing one discharge per individual trigger pull, in full compliance with all applicable federal firearm laws. It is up to the end user to educate themselves on legislation that applies to their state or locality. 

Intellectual Property Statement
This product incorporates design principles that are consistent with those recognized as lawful in prior judicial and regulatory determinations FRT Legal Determination. It does not use, reproduce, or infringe upon any patented, copyrighted, or otherwise protected intellectual property belonging to any third party.

 

 

 

 

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Reviews

(11 reviews) Write a Review

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  • 5
    Extremely Satisfied

    Posted by Hunter Beier on Jan 20th 2025

    Works exactly as intended, the NFA is dead in the water! I had a huge grin the entire time as I dumped mag after mag from my AR

  • 5
    Works great! Very safe.

    Posted by P.C. on Jan 20th 2025

    After tuning my rifle, this works like a sewing machine!