Springfield Saint Victor 300 Blackout AR-15 Pistol with SBA3 Pistol Stabilizing Brace
Overview
The Springfield Saint Victor 300 Blackout AR-15 Pistol with SBA3 Pistol Stabilizing Brace represents a purpose-built platform for shooters requiring compact firepower with superior ballistic performance in a pistol configuration. Chambered in .300 Blackout, this model delivers reliable subsonic and supersonic ammunition cycling without requiring gas system adjustments. The Saint Victor series from Springfield Armory is engineered around a lightweight, free-floating handguard and a tuned trigger system, providing enhanced accuracy and control directly from the factory. This pistol bridges the gap between rifle-level lethality and pistol-class maneuverability, making it suitable for home defense, truck gun applications, and tactical training. The inclusion of the SB Tactical SBA3 stabilizing brace allows for improved one-handed or braced-shoulder stability while remaining compliant with current pistol regulations.
Features & Specs
The Springfield Saint Victor 300 Blackout AR-15 Pistol with SBA3 Pistol Stabilizing Brace is built on a forged 7075 T6 aluminum receiver set with a hardcoat anodized finish. The 10-inch CMV barrel is treated with Melonite for corrosion resistance and extended service life, while the 1:8 twist rate stabilizes both 110-grain supersonic and 220-grain subsonic projectiles. The pistol-length gas system is paired with an enhanced bolt carrier group featuring a nitride finish and dual ejectors for reliable extraction. The free-floating M-Lok handguard provides continuous top rail for optics mounting and weighs under 10 ounces.
- Caliber: 300 Blackout; Barrel Length: 10 inches; Twist Rate: 1:8; Thread Pitch: 5/8×24
- Braced with SB Tactical SBA3 Pistol Stabilizing Brace with QD end plate and adjustable length of pull
- Trigger: Nickel-boron coated single-stage; pull weight 4.5-5.0 pounds; flat-faced trigger shoe
- Includes one 30-round Magpul PMAG; overall length 26.5 inches with brace collapsed
- Weight: 6 pounds 2 ounces unloaded; handguard length 9.5 inches with M-Lok slots at 3, 6, and 9 o’clock
Who It’s For
This Springfield Saint Victor 300 Blackout AR-15 Pistol with SBA3 Pistol Stabilizing Brace is designed for the practical shooter who requires a compact platform optimized for use with suppressors and subsonic ammunition. It serves the home defense owner who prioritizes reduced overpenetration in residential environments while maintaining stopping power. It also meets the requirements of the vehicle operator or property owner who needs a storage-friendly firearm that can deliver accurate fire to 200 meters with supersonic loads. Law enforcement and security professionals operating in confined spaces will find the pistol-length barrel and collapsible brace configuration advantageous for rapid deployment. The .300 Blackout chambering appeals to handloaders and shooters who want to switch between subsonic and supersonic ammunition without changing barrels or gas blocks.
Shipping & FFL
The Springfield Saint Victor 300 Blackout AR-15 Pistol with SBA3 Pistol Stabilizing Brace will ship within three business days via a contracted carrier with adult signature required. This product is classified as a Title I firearm and must be transferred through a Federal Firearms License (FFL) holder in your state of residence. Upon order confirmation, you will receive instructions to provide your chosen FFL dealer’s current license information. We verify all FFL licenses prior to shipment and cannot ship to PO boxes, APO addresses, or states where this configuration is prohibited. You are responsible for knowing and complying with all state and local laws regarding pistol brace regulations, barrel length minimums, and magazine capacity limits. The buyer assumes all liability for legal compliance upon transfer.
FFL Transfer & Firearms Laws for Springfield Saint Victor 300 Blackout AR-15 Pistol with SBA3 Pistol Stabilizing Brace
All firearms, including the Springfield Saint Victor 300 Blackout AR-15 Pistol with SBA3 Pistol Stabilizing Brace, must be shipped to a licensed Federal Firearms License (FFL) dealer. You will be required to complete a background check and any necessary paperwork before taking possession.
How It Works
- Place your order online.
- Provide your preferred FFL dealer information.
- We ship the firearm directly to your FFL.
- You complete the background check and pickup at the FFL.
Legal Compliance
We comply with all federal and state firearm laws. It is your responsibility to ensure the Springfield Saint Victor 300 Blackout AR-15 Pistol with SBA3 Pistol Stabilizing Brace is legal in your state. Some states may have restrictions on certain firearm models or features.
Helpful Resources
Need assistance? Contact our Miami store for help with FFL transfers and firearm compliance.
Frequently Asked Questions About This Product
Why buy Springfield Saint Victor 300 Blackout AR-15 Pistol with SBA3 Pistol Stabilizing Brace from Miami Shooters Supply?
We’re a trusted firearms dealer offering fast shipping, competitive pricing, and 100% compliance with U.S. federal firearm laws. All orders ship from our licensed facility with full tracking and expert customer service.
Where can I buy Springfield Saint Victor 300 Blackout AR-15 Pistol with SBA3 Pistol Stabilizing Brace?
You can purchase this item directly on our website and have it shipped to your local FFL dealer. You can also visit us in-store in Miami, Florida.
Is Springfield Saint Victor 300 Blackout AR-15 Pistol with SBA3 Pistol Stabilizing Brace available now?
Availability is shown live on this page. If the “Add to Cart” button is visible, this item is currently in stock and ready to ship.
What category does this product belong to?
This product is listed under: Pistols, Springfield Armory.
What tags or features does this product have?
Key features and tags for this product include: .
Is this product legal in my state?
It is your responsibility to ensure this item is legal in your state or locality. We ship only to valid FFL dealers in compliance with U.S. laws. Always check your local regulations.

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