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 is a purpose-built compact platform engineered for versatility in suppressed and subsonic operations. Chambered in .300 Blackout, this pistol leverages the Saint Victor series’ proven gas system and bolt carrier group to cycle both supersonic and subsonic ammunition reliably. The 10-inch CMV barrel with a 1:7 twist rate is optimized for the .300 Blackout cartridge, providing stability across a wide range of bullet weights. The free-floating M-Lok handguard ensures consistent accuracy by eliminating barrel contact points, while the pinned low-profile gas block maintains a clean profile for suppressor mounting. The SBA3 pistol stabilizing brace offers an adjustable cheek rest with a carbine-length buffer tube interface, allowing the shooter to achieve a stable firing platform without a traditional stock. This model features the Accu-Tite system to reduce upper and lower receiver play, enhancing overall mechanical precision.

Features & Specs

The springfield saint victor 300 blackout ar-15 pistol with sba3 pistol stabilizing brace is built around a forged 7075 T6 aluminum receiver set with a hard-coat anodized finish. The bolt carrier group is constructed from Carpenter 158 steel with a nickel boron coating for reduced friction and enhanced corrosion resistance. The single-stage trigger breaks at approximately 4.5 to 5 pounds, providing a clean release without creep. The pistol is equipped with a low-profile carbine-length gas system and a pinned gas block, ensuring consistent cycling across supersonic and subsonic loads.

• Caliber: 300 Blackout; Barrel: 10-inch, 4150 Chrome Moly Vanadium steel, Melonite finish, 1:7 twist, M4 feed ramps
• Handguard: 9-inch free-floating M-Lok aluminum; Muzzle: 5/8×24 threaded barrel with a low-profile birdcage flash hider
• Brace: SBA3 pistol stabilizing brace with adjustable cheek rest and proprietary buffer tube; Buffer: H-Heavy carbine buffer with carbine spring

• Trigger: Single-stage, nickel boron coated, 4.5-5 lb pull weight; Safety: Ambidextrous selector switch
• Sights: No sights included; optic-ready flat-top upper receiver with Picatinny rail; Charging handle: BCM Gunfighter mod 3
• Overall length: 27.5 inches (brace collapsed); Weight: 5.8 pounds (unloaded); Receiver: Forged 7075 T6 aluminum, Type III hard coat anodized

Who It’s For

The Springfield Saint Victor 300 Blackout AR-15 Pistol with SBA3 Pistol Stabilizing Brace is designed for shooters who require a compact, maneuverable platform capable of handling both supersonic and subsonic ammunition. It is suited for home defense applications where overpenetration concerns are mitigated by the .300 Blackout’s ballistic profile, particularly with subsonic loads. The 10-inch barrel length maintains sufficient velocity for supersonic rounds while keeping the overall package short enough for vehicle or confined-space carry. This pistol is also appropriate for shooters who intend to use a suppressor, as the 5/8×24 threaded barrel and low-profile gas system are configured for direct-thread or quick-attach suppressor mounting. The adjustable brace allows for a customized length of pull, making it accessible to shooters of varying arm lengths and shooting positions.

Shipping & FFL

This springfield saint victor 300 blackout ar-15 pistol with sba3 pistol stabilizing brace is classified as a firearm and must be shipped to a Federal Firearms License (FFL) holder for transfer. Upon placing your order, you will receive a confirmation email requesting your chosen FFL dealer’s contact information and license details. We will verify the FFL’s credentials before processing shipment. The firearm will be shipped via a carrier requiring an adult signature upon delivery. Please ensure your selected FFL is willing to accept transfer of this pistol configuration, as state and local laws may impose restrictions on barrel length, brace configurations, or overall length. It is your responsibility to confirm compliance with all applicable federal, state, and local laws before purchasing. Any shipping delays resulting from incomplete or unverifiable FFL information will be communicated via email within one business day of order placement.