Springfield Saint Victor 300 Blackout AR-15 Pistol With SBA3 Pistol Stabilizing Brace

The Springfield Saint Victor 300 Blackout AR-15 Pistol with SBA3 Pistol Stabilizing Brace represents a precision-engineered platform optimized for the 300 Blackout cartridge. Built on Springfield Armory’s proven Saint Victor series architecture, this pistol delivers reliable cycling with both supersonic and subsonic ammunition, making it a versatile choice for shooters seeking compact performance without sacrificing terminal ballistics. The 300 Blackout chambering allows for seamless caliber conversion within the AR platform, and this specific configuration leverages a 10.3-inch barrel to maximize powder burn while maintaining a maneuverable overall length.

Overview

Designed as a purpose-built defensive and tactical firearm, the Springfield Saint Victor 300 Blackout AR-15 Pistol with SBA3 Pistol Stabilizing Brace integrates a free-floating M-Lok handguard, a forged 7075 T6 aluminum upper and lower receiver, and a nickel boron coated bolt carrier group. The SBA3 stabilizing brace provides adjustable length of pull while remaining compliant with current Bureau of Alcohol, Tobacco, Firearms and Explosives guidelines for pistol configurations. This model includes a low-profile gas block and a flash hider optimized for 300 Blackout pressure curves.

Features & Specs

• Caliber: 300 Blackout; barrel length: 10.3 inches with 1:7 twist rate; muzzle device: flash hider; gas system: pistol-length; handguard: 9-inch free-floating M-Lok aluminum rail with continuous top Picatinny rail
• Upper receiver: forged 7075 T6 aluminum with Type III hard coat anodizing; lower receiver: forged 7075 T6 aluminum with integral trigger guard; bolt carrier group: nickel boron coated with Carpenter 158 steel bolt
• Fire control group: single-stage trigger with nickel boron coated hammer and trigger; safety selector: ambidextrous; charging handle: BCMGunfighter with large latch; grip: BCMGunfighter Mod 3

The Springfield Saint Victor 300 Blackout AR-15 Pistol with SBA3 Pistol Stabilizing Brace ships with a single 30-round Magpul PMAG magazine. The SBA3 brace adjusts through multiple positions via a standard carbine buffer tube, and the receiver extension houses a heavy buffer to mitigate recoil impulse from the 300 Blackout cartridge. Overall weight is 5 pounds 12 ounces unloaded, and overall length ranges from 26.5 inches (brace collapsed) to 29.5 inches (brace fully extended).

Who It Is For

This pistol is suited for shooters who require a compact, maneuverable platform capable of handling suppressed fire with subsonic 300 Blackout loads. The 10.3-inch barrel provides reliable expansion for hunting applications under 200 yards, and the SBA3 brace enables stable one-handed or braced firing positions. Law enforcement professionals, home defense planners, and competition shooters in pistol-caliber tactical divisions will find the Saint Victor 300 Blackout AR-15 Pistol with SBA3 Pistol Stabilizing Brace meets demands for fast target acquisition and modular accessory mounting. The M-Lok handguard accommodates lights, lasers, and foregrips without adding unnecessary bulk. This firearm is not recommended for shooters seeking a dedicated long-range precision rifle or a traditional stocked carbine.

Shipping & FFL

This Springfield Saint Victor 300 Blackout AR-15 Pistol with SBA3 Pistol Stabilizing Brace will ship to a Federal Firearms License (FFL) holder in your state. After placing your order, you must provide the shipping address and contact information for your chosen FFL dealer. We require that the receiving FFL dealer confirm they will accept transfer of this firearm, which is classified as a pistol under federal law. Some states and localities impose additional restrictions on pistol configurations with stabilizing braces; it is your responsibility to verify compliance with all applicable laws before ordering. Once the FFL dealer provides a signed copy of their license and confirms acceptance, we will process shipment via a carrier that requires an adult signature upon delivery. Please allow 3-5 business days for processing plus transit time.