ONE HORSE LLC 300BLK MEDIUM PROFILE PISTOL BARREL FOR AR-15 Build a compact, hard-hitting .300 Blackout rifle with this 10.5a ^2 Pistol Gas Barrel. Chambered for .300 Blackout with a 1:7 twist rate, this barrel ensures optimal stabilization for both subsonic and supersonic rounds, delivering precision for tactical, hunting, or suppressed applications. The pistol-length gas system provides smooth cycling and reduced recoil, while the premium nitride finish enhances corrosion resistance, durability, and ease of maintenance. Crafted to Mil-Spec standards, it's the perfect foundation for a high-performance AR15 pistol or SBR. FEATURES 10.5a ^2 Mfg: One Horse