Windham Weaponry WA-15B 300 Blackout Gray 7.5 Inch SBA3 Pistol

Description Table of Contents Toggle Key SpecificationsWhat’s in the BoxWindham Weaponry WA-15B 300 Blackout Gray 7.5 Inch SBA3 — Key SpecificationsPerformance & ReliabilityIntended Use & ApplicationsWhy Buy From CaliperDepot?Browse Related Products Key Specifications Caliber/Gauge: 300 AAC Blackout Capacity: 30 1 Barrel Length: 7.5" Action: Semi-Auto Sights: No Sights What’s in the Box 1 × 30 rd. The Windham Weaponry WA-15B 300 Blackout Gray 7.5 Inch SBA3 Pistol is a compact, modern platform engineered for shooters seeking a powerful yet maneuverable firearm. Windham Weaponry, a Connecticut-based manufacturer with deep roots in American gunmaking, delivers precision and reliability in this specialized AR-format pistol. The 7.5-inch barrel paired with the SBA3 stabilizing brace creates an ergonomic, controllable shooting experience. This 300 Blackout pistol bridges the gap between portability and terminal performance, making it suitable for home defense, tactical training, and specialized hunting applications. Windham Weaponry WA-15B 300 Blackout Gray 7.5 Inch SBA3 — Key Specifications Caliber: 300 Blackout (300 BLK) Action: Semi-automatic, direct impingement gas system Barrel Length: 7.5 inches, cold-hammer-forged chromoly steel Barrel Twist: 1 in 7 inches (optimized for subsonic and supersonic loads) Overall Length: Approximately 23 inches (with SBA3 brace in closed position) Finish: Gray Anodized aluminum receivers with gray furniture Stabilizing Brace: SBA3 tactical brace by SB Tactical, adjustable and comfortable Handguard: Free-floating M-LOK compatible rail system for modular accessory mounting Trigger: Windham standard semi-auto trigger group, crisp and reliable Safety: Ambidextrous fire control selector Sights: None included; Picatinny rail on upper receiver for optic mounting Magazine: Accepts standard AR-platform 300 Blackout magazines (typically 10-30 round capacity) Weight: Approximately 5.5 pounds unloaded Performance & Reliability The Windham Weaponry WA-15B 300 Blackout Gray 7.5 Inch SBA3 Pistol delivers exceptional accuracy and dependability in a compact form factor. The 300 Blackout cartridge was specifically designed for short-barrel rifles and pistols, making it ideal for this platform. With supersonic ammunition, the WA-15B achieves effective accuracy out to 300 yards; with subsonic loads, it excels as a hearing-safe option when suppressed. The 7.5-inch barrel maximizes velocity while maintaining the cartridge’s superior ballistics compared to 5.56 NATO at close range. Windham Weaponry’s direct impingement gas system ensures reliable function across a wide range of ammunition types and environmental conditions. The cold-hammer-forged barrel resists wear and extends service life, even with frequent shooting. The SBA3 brace minimizes felt recoil and provides enhanced control during rapid fire. Shooters consistently report that the WA-15B 300 Blackout handles smoothly with minimal malfunction rates, a testament to Windham’s manufacturing heritage. The gray anodized finish resists corrosion and provides a modern tactical appearance without sacrificing durability. The free-floating handguard reduces barrel harmonics, improving accuracy shot after shot. Whether firing supersonic duty rounds or subsonic loads through a suppressor, the Windham Weaponry WA-15B 300 Blackout maintains the reliability expected from a modern American-made firearm. Intended Use & Applications The Windham Weaponry WA-15B 300 Blackout Gray 7.5 Inch SBA3 Pistol serves professionals, tactical enthusiasts, and home defenders who value maneuverability without sacrificing stopping power. Law enforcement agencies and private security contractors favor 300 Blackout pistols for breaching operations and close-quarters engagement. The compact profile makes it ideal for vehicle-mounted deployment, patrol work, and specialized training scenarios where full-sized rifles are impractical. Home defense shooters benefit from the WA-15B’s penetration characteristics and manageable recoil impulse, especially when paired with appropriate duty ammunition. The 300 Blackout cartridge provides superior barrier-blind performance compared to standard handgun calibers, crucial for protecting loved ones while minimizing overpenetration risk. The SBA3 brace enables one-handed shooting if necessary, and the Picatinny rail accommodates lights, lasers, and optics for low-light encounters. Suppressor-equipped shooters appreciate that the WA-15B 300 Blackout maximizes the benefits of subsonic ammunition, creating an exceptionally quiet platform for pest control, hunting, and range training. The 300 Blackout cartridge was developed to deliver rifle-class performance through suppressed, short-barrel platforms, and this Windham pistol fully realizes that objective. Precision shooters and competition participants also choose this platform for tactical training and specialized matches. Why Buy From CaliperDepot? CaliperDepot specializes in in-stock firearms and ammunition, ensuring that when you find the Windham Weaponry WA-15B 300 Blackout Gray 7.5 Inch SBA3 Pistol listed on our site, it is ready to ship. Our team maintains strong relationships with leading manufacturers like Windham Weaponry, allowing us to offer competitive pricing without compromising on service. We process FFL transfers quickly and discreetly, with transparent communication at every step of the purchase process. Our customer service team consists of knowledgeable firearms enthusiasts who can answer technical questions about the WA-15B and recommend compatible accessories, ammunition, and optics. We offer fast, secure shipping with real-time tracking, and our return policy protects your investment. Every firearm purchased through CaliperDepot is inspected for condition and function before shipment. Browse Related Products Looking to customize your new firearm? Browse our extensive selection of AR parts and accessories to enhance your platform. Our ammunition inventory includes a comprehensive range of 300 Blackout loads in both supersonic and subsonic configurations to maximize your WA-15B’s potential. The Windham Weaponry WA-15B 300 Blackout Gray 7.5 Inch SBA3 Pistol represents a pinnacle of modern firearms engineering, combining portability, reliability, and raw stopping power. This exceptional platform deserves to be in the hands of serious shooters who demand American-made quality and performance. Order your WA-15B 300 Blackout today from CaliperDepot and experience the difference that precision manufacturing makes. Contact our team if you have questions or need assistance finding the perfect configuration for your needs.