Description
The Noveske Rifleworks Gen III SBR .300 AAC BOt 10.5″ Barrel Magpul STR Stock 30rd is a purpose-built, factory-configured short-barreled rifle designed for suppressed use and close-quarters effectiveness. Chambered in .300 AAC Blackout, it delivers terminal ballistics superior to 5.56mm from a compact, maneuverable platform that fits out of the box. This SBR is engineered for the user who demands a no-compromise tool for home defense, vehicle-based operations, or discrete patrols where every inch and every round counts. With a price of $2476.33, it represents a significant investment in a turn-key system from a top-tier manufacturer.
Key Features
- Optimized .300 AAC Blackout Chambering: Engineered for reliable cycling with both supersonic and heavy subsonic ammunition, especially when suppressed.
- 10.5″ Noveske Barrel: Chrome-lined, cold hammer-forged barrel provides durability and maintains velocity for the cartridge’s intended effective range.
- Magpul STR Stock: Features a robust locking mechanism, multiple cheek weld positions, and integrated storage compartments.
- Gen III Lower Receiver: Includes Noveske’s proprietary QD sling socket points and a flared magwell for faster reloads under stress.
- Factory SBR Configuration: Sold as a complete, NFA-registered Short-Barreled Rifle, ready for your assigned FFL/SOT to process the transfer.
Specifications & Details
| Specification | Detail |
|---|---|
| Caliber | .300 AAC Blackout |
| Barrel Length | 10.5 inches |
| Overall Length (Stock Collapsed) | Approx. 26.5 inches |
| Stock | Magpul STR |
| Magazine Capacity | 30 Rounds (Magazine Included) |
| Receiver | Noveske Gen III |
Weighing in at roughly 6.5 pounds unloaded, this SBR balances heft for stability with a lightweight profile for rapid handling. The 10.5-inch barrel is the sweet spot for the .300 BLK cartridge, ensuring powder burn and maximizing the performance of heavy subsonic rounds. That said, you’re not just buying a barrel and a stamp—you’re getting a fully integrated Noveske system where every component, from the gas block to the receiver tensioning screw, is selected for duty-grade performance. It’s mil-spec compatible where it counts, allowing for the use of a vast array of AR-15 triggers, grips, and accessories, but enhances critical areas with proprietary improvements.
Who This Rifle Is For
This is for the serious end-user who understands the ballistic advantages of .300 Blackout in a short configuration. Think home defense where over-penetration is a concern with 5.56—the heavier .300 BLK projectiles shed velocity faster through drywall. Consider a truck gun where a compact overall length is non-negotiable for storage and rapid deployment. It’s for the shooter who runs a suppressor and wants a host weapon that was literally designed for it, eliminating gas-in-the-face issues common to retrofitted setups. This rifle presupposes you’ve already navigated the NFA process or are prepared to.
Pros & Cons
Pros: Unmatched out-of-the-box performance for suppressed CQB; superior terminal ballistics from a short barrel compared to 5.56; Noveske’s legendary fit, finish, and reliability; includes a high-quality Magpul stock; comes as a complete, registered SBR, saving you Form 1 build time.
Cons: The $2476.33 price point is a substantial commitment; .300 AAC Blackout ammunition is more expensive and less ubiquitous than 5.56x45mm; NFA registration requires paperwork, a tax stamp, and waiting period before taking possession.
Frequently Asked Questions
Q: Is this rifle suppressor-ready?
A: Absolutely. The Noveske Gen III gas system is tuned from the factory to run reliably with a wide range of ammunition, both suppressed and unsuppressed. It’s the ideal host for a .30 caliber can like a Surefire SOCOM300-SPS or a Dead Air Nomad.
Q: What kind of ammunition should I use?
A: For home defense or duty use, stick with quality 110-125 grain supersonic loads for optimal expansion and barrier penetration. For suppressed training with minimal noise and recoil, 200+ grain subsonic rounds are the standard. The rifle is designed to cycle both without adjustment.
Q: Can I use my existing AR-15 magazines?
A: Yes. The .300 AAC Blackout cartridge uses standard 5.56/.223 PMAGs and USGI aluminum magazines. Properly marking them is highly recommended to avoid a dangerous ammunition mix-up.
When it comes to a tool for serious, close-range work, the Noveske Gen III SBR makes its case not with hype, but with deliberate engineering. It solves specific problems for a specific user. This complete package is available at firearms-missouri.com for Missouri residents and nationwide through your local FFL holder for the mandatory transfer. FFL transfer required for firearm purchases.
See the full product details and inquire about availability.

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