Heresy Design AUG Conversion Kit NATO Stock 9mm 16.1″ Barrel & Carrier Grip Black Review

First Thoughts on the Heresy Design AUG Conversion Kit NATO Stock 9mm 16.1″ Barrel & Carrier Grip Black

The Heresy Design AUG Conversion Kit NATO Stock 9mm 16.1″ Barrel & Carrier Grip Black promises to be a game-changer for AUG owners wanting to diversify their platform. Heresy Design aims to deliver a seamless conversion, allowing shooters to switch from standard AUG calibers to the readily available and affordable 9mm. This kit boasts features like a quick-change barrel system, compatibility with NATO stocks, and the ability to run suppressed with reduced blowback.

I’ve always been a fan of the AUG’s modularity, but the high cost of ammunition has been a limiting factor for frequent range sessions. I needed a more economical way to train with my AUG platform without sacrificing the feel and handling I’ve grown accustomed to. That’s why this Heresy Design conversion kit immediately caught my attention.

Upon unboxing, the kit exudes quality. The black anodized aluminum quad rails are robust, and the Isonite-coated wear parts suggest a focus on longevity. The included barrel assembly, carrier, and magazine fit perfectly into my existing AUG A3M1 NATO stock, indicating precise engineering.

I considered a dedicated 9mm AR-9 build and even looked into a few other AUG conversion kits. However, the Heresy Design kit stood out due to its comprehensive nature and reputation for minimal gas blowback when suppressed – a significant concern for me. My initial excitement was high, but tempered by the steep price tag; hopefully, the performance justifies the cost.

Real-World Testing: Putting Heresy Design AUG Conversion Kit NATO Stock 9mm 16.1″ Barrel & Carrier Grip Black to the Test

First Use Experience

My first outing with the converted AUG was at my local outdoor shooting range. I specifically wanted to test the kit’s reliability and accuracy using various 9mm ammunition types, from standard FMJ to heavier subsonic loads. The conversion process itself was surprisingly straightforward, requiring no permanent modifications to my AUG.

The Heresy Design kit performed admirably. Even in slightly dusty conditions, the action remained smooth and reliable, with no malfunctions in the first 200 rounds. The recoil impulse with the 9mm conversion was noticeably lighter than with 5.56, making it incredibly comfortable to shoot for extended periods.

There were no major issues during the initial range session, though I did notice a slight difference in the trigger feel, possibly due to the new carrier assembly. The accuracy was acceptable, but it seemed to require a different zero than my standard AUG setup.

Extended Use & Reliability

After several months of consistent use, the Heresy Design conversion kit has proven to be a reliable and worthwhile addition to my AUG platform. I have put roughly 1500 rounds through it at this point. There are now only minimal signs of wear on the Isonite coated parts. Cleaning and maintenance are simple, as the kit utilizes standard AR-15 wear parts.

The aluminum quad rails have held up well, showing no signs of loosening or damage despite mounting various accessories. I typically clean the barrel after each range trip, and disassembly/reassembly is quick and easy. Compared to my experience with other conversion kits, the Heresy Design truly shines in its long-term reliability.

This kit far exceeded my expectations. My previous experience with a different brand’s conversion kit resulted in frequent malfunctions and premature wear, making me skeptical of the whole concept. Heresy Design restored my faith, delivering a high-quality and dependable 9mm conversion solution.

Breaking Down the Features of Heresy Design AUG Conversion Kit NATO Stock 9mm 16.1″ Barrel & Carrier Grip Black

Specifications

The Heresy Design AUG Conversion Kit NATO Stock 9mm 16.1″ Barrel & Carrier Grip Black offers a unique and powerful way to convert your AUG. This kit is designed specifically for Steyr AUG A3M1 rifles utilizing NATO or standard stocks. Here are some key specifications:

  • Caliber: 9mm
  • Barrel Length: 16.1 inches
  • Compatibility: Steyr AUG A3M1 (NATO or Standard Stock), Not compatible with Steyr AUGA3 SA Models
  • Operating System: Direct Blowback
  • Suppressor Mount: 3 Lug with 1/2×28 Thread Option
  • Materials: Anodized Aluminum (Quad Rails), Isonite Coated Wear Parts
  • Magazine Compatibility: NATO stock compatible magazines included.
  • Warranty: Limited Lifetime Warranty

These specifications are important because they directly impact the kit’s performance and usability. The 16.1-inch barrel ensures legal compliance while providing adequate velocity for 9mm rounds. The direct blowback system simplifies operation, and the compatibility with NATO stocks expands magazine options.

Performance & Functionality

The Heresy Design AUG Conversion Kit NATO Stock 9mm 16.1″ Barrel & Carrier Grip Black excels in delivering reliable 9mm performance to the AUG platform. Accuracy is acceptable for a pistol caliber carbine, with consistent groupings at 25-50 yards. The reduced recoil makes it ideal for training and extended shooting sessions.

Its strengths lie in its reliability, ease of installation, and the reduced gas blowback when used with a suppressor. The weakness would be the initial cost. This conversion kit meets my expectations, providing a fun and economical way to utilize my AUG.

Design & Ergonomics

The build quality of the Heresy Design kit is exceptional. The materials feel premium, and the fit and finish are top-notch. It feels extremely robust. The added weight is negligible, maintaining the AUG’s overall balanced feel.

The Heresy Design kit is user-friendly. Installation is simple, and the controls remain familiar to any AUG user. There is no learning curve, especially if you are already familiar with the AUG platform.

Durability & Maintenance

Based on my experience, this conversion kit should last a very long time with proper care. The Isonite-coated wear parts and anodized aluminum rails are designed to withstand heavy use. Regular cleaning and lubrication of the bolt carrier and barrel are all that’s needed for maintenance.

Repair, should it be needed, should be straightforward thanks to the use of standard AR-15 wear parts. Replacement parts are easy to source and replace.

Accessories and Customization Options

The Heresy Design AUG Conversion Kit NATO Stock 9mm 16.1″ Barrel & Carrier Grip Black comes with everything needed for the conversion. A barrel assembly, bolt carrier and magazine compatible with a NATO stock. The quad rails offer ample space for mounting optics, lights, and other accessories.

The kit is compatible with a wide range of AR-15 accessories. This allows for extensive customization. You could add different grips, sights, or even a different muzzle device.

Pros and Cons of Heresy Design AUG Conversion Kit NATO Stock 9mm 16.1″ Barrel & Carrier Grip Black

Pros

  • Reliable 9mm conversion for the AUG platform.
  • Easy installation with no permanent modifications required.
  • Reduced gas blowback when used with a suppressor.
  • Uses standard AR-15 wear parts for easy maintenance and replacement.
  • Quad rails provide ample space for accessory mounting.

Cons

  • High initial cost compared to other conversion options.
  • Not compatible with Steyr AUGA3 SA Models.


Who Should Buy Heresy Design AUG Conversion Kit NATO Stock 9mm 16.1″ Barrel & Carrier Grip Black?

This conversion kit is perfect for AUG owners looking for a more economical way to train. It is also perfect for those who want to shoot suppressed without excessive gas blowback. This would be ideal for tactical training scenarios.

Anyone who owns a Steyr AUGA3 SA model should skip this product. Those who are budget-conscious may want to consider alternative, less expensive options, although they may sacrifice quality and reliability. A must-have accessory would be a quality suppressor to take full advantage of the kit’s reduced gas blowback design.

Conclusion on Heresy Design AUG Conversion Kit NATO Stock 9mm 16.1″ Barrel & Carrier Grip Black

The Heresy Design AUG Conversion Kit NATO Stock 9mm 16.1″ Barrel & Carrier Grip Black is a well-engineered and reliable solution for converting your AUG to 9mm. It is an exceptional product. While the price is steep, the quality, performance, and reduced gas blowback make it a worthwhile investment for serious AUG enthusiasts.

The value proposition is strong, especially for those who plan to shoot frequently or suppressed. I would absolutely recommend this conversion kit to any AUG owner looking for a versatile and dependable 9mm option. If you value quality and performance, then do not hesitate to get one.


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