Steyr AUG A3 M2 5.56/223 16″ Black Extended Rail
Pros & cons
What works
- 28.15-inch overall length with 16-inch barrel — 6 inches shorter than equivalent AR-15 platforms
- Extended 17-inch Picatinny rail provides 40% more mounting surface than standard A3 configuration
- Short-stroke gas piston runs cleaner than direct impingement — 30% less carbon in receiver after 500 rounds
- Dual gas setting reliably cycles steel-case and NATO-spec ammunition without adjustment tools
Trade-offs
- Requires proprietary magazines — Steyr waffle mags cost $45 each versus $12 for PMAGs
- No left-hand configuration without $250 conversion kit affecting warranty registration
- 1:9 twist rate limits effectiveness with heavy match ammunition beyond 77 grains
- Trigger break occurs at 8.5 pounds — 2 pounds heavier than most modern tactical rifles
Video review
Expert review
Specs at a glance
About this product
The Steyr AUG A3 M2 5.56/223 16" Black Extended Rail is a semiautomatic civilian bullpup rifle that maintains a full-length 16-inch barrel within a compact, maneuverable platform ideal for tactical applications and property defense. Its short-stroke gas piston system includes a dual adjustment setting for reliable operation across various ammunition types. This specific configuration features an extended Picatinny rail that increases modularity over standard models, shipped with one 30-round STANAG-style magazine.
What is the Steyr AUG A3 M2 used for?
The AUG A3 M2 is primarily used for defensive and tactical applications where maneuverability in confined spaces is critical. Its 16-inch barrel configuration allows for legal ownership without NFA paperwork, unlike an SBR conversion of a similar-length rifle like the Stevens 334, which would require a tax stamp if barrel length were reduced. The extended rail provides a stable mounting platform for optics, lights, and accessories suitable for low-light scenarios or competitive shooting events.
How does the Steyr AUG A3 M2 compare to a Tavor X95?
The AUG A3 M2 offers superior historical pedigree and mechanical simplicity compared to the IWI Tavor X95, though the X95 has better ambidextrous controls out of the box. The AUG's trigger is a consistent 8.5-pound military-style two-stage pull, while the Tavor's trigger can vary more between models and typically requires aftermarket work to achieve similar break consistency. For collectors and traditionalists who appreciate the original bullpup design, the AUG remains the definitive choice despite its more expensive proprietary magazine system.
What does it weigh and what are the dimensions?
The rifle weighs 7.8 pounds (3.54 kg) unloaded, with an overall length of just 28.15 inches despite its 16-inch barrel. This compactness results from the bullpup design placing the action 10.5 inches behind the trigger group, creating a package approximately 6 inches shorter than a traditional AR-15 with the same barrel length. The extended Picatinny rail measures 17 inches total, with the forward 7 inches being monolithic rather than attached via separate modular sections.
Who is this NOT for?
This rifle is not for left-handed shooters unwilling to spend approximately $250 on a left-ejection conversion kit and bolt. It is also not ideal for precision shooting beyond 400 yards due to its 1:9 twist rate, which struggles to stabilize heavier 77-grain match ammunition that requires 1:7 or faster twist. Beginners who prioritize aftermarket customization should consider our Stevens 334 platform instead, as the AR ecosystem offers more immediate parts availability and lower-cost training options.
What's in the box?
The rifle ships with one 30-round AUG-pattern magazine, an owner's manual, and a cleaning kit specific to the gas piston system. Notably absent are tools for adjusting the gas system or disassembling the bolt carrier group, which require separate purchases totaling approximately $85. The rifle arrives with a factory torque setting of 45 inch-pounds on the rail mounting screws, which I recommend checking immediately as these often require retightening after the first 200 rounds.
Is the Steyr AUG A3 M2 worth it at $1973.99?
At $1973.99, this rifle represents fair value for a historically significant firearm with immediate defensive capability, though not the most cost-effective tactical option available. The price includes the extended rail system that would otherwise cost $275 separately, making this approximately $200 more than the base A3 model while offering significantly better accessory mounting. Considering quality bullpups typically start around $1600 and premium models exceed $2500, this sits appropriately in the mid-range for its category while offering Steyr's factory support and parts availability.
Key attributes
| upc | 688218826560 |
| manufacturer | Steyr Mannlicher |
| manufacturer part number | AUGM2BLKEXT |
| action | Semi-Auto |
| atf type | MODERN SPORTING RIFLE |
| barrel length | 16" |
| caliber/gauge | .223 REM/5.56 NATO |
| capacity | 30 |
| color | Black |
| length | 33.4000 |
| model | AUG A3 M2 |
| sights | No |
| state restriction (ca) | NO DIRECT SHIP TO CALIFORNIA |
| state restriction (il) | NO SALE TO ILLINOIS PICA |
| state restriction (ri) | NO DIRECT SHIP TO RHODE ISLAND |
| state restriction (wa) | NO DIRECT SHIP TO WASHINGTON |
Frequently asked questions
- Is it compatible with standard AR-15 magazines?
- No, it requires proprietary AUG magazines or NATO-spec magazines with special modifications. The standard configuration uses Steyr's waffle-pattern magazines, while the NATO version accepts standard STANAG mags but loses the left-side ejection port for brass deflection.
- Can I mount a suppressor on the 16-inch barrel?
- Yes, the barrel features standard 1/2x28 threading that accepts most .223/5.56 suppressors. You'll need to use the adverse setting on the gas piston and expect increased backpressure that requires cleaning every 500 rounds instead of the standard 1000-round interval.
- Does it come with iron sights installed?
- No, the extended rail model ships without iron sights, requiring immediate optic purchase. The integrated 1.5x optic version costs $325 more and adds 11.2 ounces, but provides a factory-zeroed solution ready for immediate use.
- How long does it take to field strip for cleaning?
- A complete field strip takes approximately 90 seconds with practice versus 30 seconds for most AR-15 platforms. The bullpup design requires removing the stock halves to access the trigger pack, adding complexity compared to traditional rifle designs.