Product Overview and Introduction

Experience the ultimate synthesis of modern tactical caliber versatility and legendary bullpup engineering with the Steyr Arms AUG A3 M2 NATO Semi-Automatic Rifle chambered in .300 AAC Blackout. Blending decades of battle-proven Austrian reliability with next-generation M2 upgrades, this specialized model brings universal magazine compatibility and suppressor optimization to the iconic AUG architecture.

Featuring the NATO stock configured to accept standard AR-15 / STANAG magazines, an extended Picatinny rail, and a convenient foldable charging handle, this rifle is purpose-built for shooters who demand top-tier performance, ease of transport, and seamless gear integration.

M2 Upgrades, Foldable Handle, and .300 BLK Performance

The M2 platform introduces critical design enhancements that refine the ergonomics and modularity of the classic bullpup design:

• AR-15 / STANAG Magazine Compatibility: Outfitted with the NATO stock variant, allowing you to run universally available aluminum and polymer AR-15 magazines rather than proprietary AUG mags.

• Chambered in .300 AAC Blackout: Tailor-made for suppression and specialized ballistics, providing the flexibility to transition seamlessly between heavy subsonic rounds and high-velocity supersonic loads.

• Foldable Charging Handle: Features a modern folding charging handle that sits flush against the receiver when not in use, reducing snag hazards and improving clearance under optics.

• Extended Picatinny Top Rail: Provides a long, rigid mounting platform for low-power variable optics (LPVOs), red dots, magnifiers, or thermal systems with optimal eye relief.

• Ambidextrous QD Swivels & Matte Finish: Equipped with integrated quick-detach sling mounting points and a durable, non-reflective matte black finish for harsh field environments.

The Ultimate Suppressor Host Bullpup

By positioning the action and magazine well behind the trigger group, the AUG packs a full 16-inch rifle barrel into an overall length comparable to a short-barreled carbine. The combination of unmatched maneuverability, .300 Blackout sound suppression potential, and standard STANAG magazine integration makes this one of the most practical and capable tactical bullpups available.

Key Features and Benefits

• NATO Stock Compatibility: Accepts standard AR-15 / STANAG magazines.

• Ideal Suppressor Host: Chambered in .300 AAC Blackout with an adjustable short-stroke gas system.

• Foldable Charging Handle: Streamlined design prevents snagging and improves handling.

• Next-Gen M2 Rail: Extended top optic rail for versatile sighting configurations.

Specifications

• Product Type: Semi-Automatic Bullpup Rifle

• Magazine Compatibility: AR-15 / STANAG Type Mags (NATO Stock)

• Caliber: .300 AAC Blackout (7.62x35mm)

• Capacity: 30 Rounds

• Barrel Length: 16.0 Inches

• Charging Handle: Foldable Design

• Optic Mount: Extended Picatinny Rail

• Color / Finish: Matte Black Synthetic Stock & Metal Receiver

• Action: Adjustable Short-Stroke Gas-Piston Semi-Automatic

• Manufacturer: Steyr Arms