The Steyr AUG A3 M2 .300 AAC Blackout 16in Bullpup 30rd gives you the legendary bullpup design in a caliber that shines for suppressed shooting and home defense. This semi-auto rifle keeps the full 16-inch barrel in a compact package, making it easy to maneuver without sacrificing velocity. Chambered in .300 AAC Blackout, it cycles subsonic and supersonic loads reliably, and the 30-round magazine keeps you in the fight. Matte black finish, right-handed configuration, and the proven AUG action — this is a serious tool for shooters who want something different.
| Manufacturer | Steyr Arms (per manufacturer specs) |
|---|---|
| Model | AUG A3 M2 |
| Material | Synthetic polymer stock, steel barrel |
| Compatibility | .300 AAC Blackout ammunition, STANAG magazines (with adapter) |
| Finish | Matte black |
| Weight | Approximately 7.8 lbs (per manufacturer specs) |
| Condition | New |
Key Features
- Bullpup Design — Why It Matters: Shorter overall length (around 28 inches) with a 16-inch barrel means you get rifle velocity in a package that handles like a carbine, ideal for tight spaces and quick transitions.
- .300 AAC Blackout Chambering — Why It Matters: Run subsonic rounds for suppressed shooting without earplugs, or switch to supersonic for full power — this caliber gives you versatility you don’t get with 5.56.
- 30-Round Magazine — Why It Matters: Standard capacity keeps you loaded for range sessions, classes, or defensive use, and the AUG’s proprietary mags are known for durability.
- Right-Handed Configuration — Why It Matters: Ejection port and controls are set for right-handed shooters, reducing gas blowback and making reloads intuitive for most users.
- Matte Black Finish — Why It Matters: Low-glare surface resists corrosion and scuffs, keeping the rifle looking functional even after hard use in the field or at the range.
Who It’s For
This rifle is for the shooter who wants a compact, accurate platform without the noise and flash of 5.56. It’s a natural fit for anyone running a suppressor, because .300 Blackout subsonic loads are where this caliber shines. New gun owners will appreciate the bullpup’s shorter length for easier storage and handling, while experienced shooters will value the proven AUG reliability. If you’re building a home-defense gun or a truck gun that doesn’t compromise on barrel length, this is a strong contender.
Pros and Cons
- Pros: Compact bullpup layout with full 16-inch barrel; .300 Blackout caliber offers subsonic and supersonic flexibility; legendary Austrian engineering; 30-round capacity; matte finish resists wear.
- Cons: Right-handed only — left-handed shooters will need to look for an alternate configuration or aftermarket conversion; trigger pull is heavier and longer than a standard AR-15 due to bullpup linkage, which can take some getting used to.
Comparison: Steyr AUG A3 M2 vs. Geissele Automatics Super Duty vs. Zev Technologies OZ9
| Feature | Steyr AUG A3 M2 .300 BLK | Geissele Super Duty 11.5″ | Zev Technologies OZ9 |
|---|---|---|---|
| Caliber | .300 AAC Blackout | 5.56 NATO | 9mm |
| Action | Semi-auto, bullpup | Semi-auto, direct impingement | Semi-auto, pistol |
| Barrel Length | 16 inches | 11.5 inches | 5.28 inches |
| Overall Length | ~28 inches | ~32 inches (with stock) | ~8.5 inches |
| Weight | ~7.8 lbs | ~6.5 lbs | ~2.5 lbs |
| Magazine Capacity | 30 rounds | 30 rounds | 17 rounds |
| Intended Use | Suppressed shooting, home defense, range | Patrol, competition, general purpose | Concealed carry, competition |
The Geissele is a top-tier AR-15, but in 5.56 it’s louder and less suppressor-friendly than the Steyr in .300 BLK. The Zev OZ9 is a pistol — different class entirely, but comparable in price for some builds. The Steyr wins for compact rifle performance with a can.
FAQ
Does the Steyr AUG A3 M2 .300 AAC Blackout come with a suppressor?
No, the rifle does not include a suppressor. It is designed to work with .300 Blackout subsonic ammunition for suppressed use, but you’ll need to purchase a suppressor separately and comply with NFA regulations.
Can I use standard AR-15 magazines in this rifle?
The AUG A3 M2 uses proprietary Steyr magazines, but aftermarket adapters (like the NATO stock conversion) allow you to use STANAG/AR-15 pattern magazines. The rifle ships with a 30-round Steyr mag.
Is this rifle legal for hunting?
Yes, in most states that allow .300 Blackout for deer and hogs. Check your local regulations — the 16-inch barrel meets minimum length requirements in most jurisdictions.
How does the trigger compare to an AR-15?
The bullpup design means a longer trigger linkage, so the pull weight is around 8-9 pounds and has more take-up than a standard AR. Aftermarket triggers are available if you want a lighter pull.
Will this rifle cycle subsonic ammunition reliably?
Yes, the AUG A3 M2 is designed to cycle both subsonic and supersonic .300 Blackout loads. Using a suppressor can improve reliability with subs by increasing back pressure.
Ready to Order?
This Semi Auto Rifle ships fast and includes our 30-day return policy. If you’re looking for more Bullpup Rifles or .300 Blackout Uppers, we’ve got you covered.
- ✓ Nationwide delivery (all 50 states)
- ✓ Ships 1-2 business days
- ✓ 30-day returns
- ✓ Secure checkout
Last updated: April 2026
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