Product Description The One Horse OH-BR04 is a 16-inch SOCOM medium profile barrel chambered in 300 AAC Blackout, purpose-built for AR-15 pistol configurations. Equipped with a pistol-length gas system, this barrel is engineered for reliable cycling performance with the full range of 300 Blackout ammunition, including both supersonic and subsonic loads. Featuring a 1:8 twist rate, the OH-BR04 delivers consistent bullet stabilization across different load types, making it a versatile choice for home defense, range use, or suppressed setups. One Horse LLC manufactures this barrel to meet rigorous quality standards, offering shooters a dependable component for their AR pistol builds. Product Highlights 16-inch SOCOM medium profile barrel chambered in 300 AAC Blackout for AR-15 pistol builds Pistol-length gas system ensures reliable cycling in compact AR configurations 1:8 twist rate provides consistent stabilization for both supersonic and subsonic 300 Blackout loads SOCOM medium contour balances weight and rigidity for a practical, durable barrel profile Manufactured by One Horse LLC to high-quality standards for long-lasting AR component performance Specs Brand: One Horse LLC MPN: OHBR04 UPC: 850078799135 Caliber: 300 AAC Blackout Barrel Length: 16 inches Profile: SOCOM Medium Gas System: Pistol Length Twist Rate: 1:8 Overall Dimensions: 1.75 x 4.05 x 16.85 in Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&';s manufacturer.