Wise Arms WA-15B 300 AAC Blackout 10.5″ SBA3 Pistol

The Wise Arms WA-15B is a semi-automatic AR-style pistol chambered in .300 AAC Blackout. It is built on a billet aluminum receiver and finished in black Cerakote for corrosion resistance and a subdued appearance. The pistol features a 10.5-inch threaded barrel with a 1/2×28 thread pattern and comes equipped with an SBA3 pistol brace and a 7-inch M-LOK handguard. Standard capacity is configured at 30+1 rounds in a single 30-round magazine.

Key Specifications

• Chambered for .300 AAC Blackout.
• The barrel measures 10.5 inches and is threaded with a 1/2×28 pattern.
• Configured with a 30+1 capacity and includes one 30-round magazine.
• Operates as a Semi-Auto action.
• Finished in Black Cerakote for durable surface protection.
• Features an SBA3 Pistol Brace for a compact, stabilizing support option.
• Includes a 7″ M-LOK handguard for accessory attachment and modularity.
• Built on a Billet Aluminum receiver.
• Barrel twist rate is 1-in-8.
• Overall length ranges from 26.5 to 30.5 inches depending on brace position.

Compact and purpose-built, the WA-15B pairs maneuverability with practical features for users seeking a suppressor-ready AR pistol platform. Its threaded barrel, robust materials and modern ergonomics make it suitable for close-quarters configurations and applications where a short, controllable platform is preferred.