Product Description The Rosco Manufacturing Bloodline Threaded Barrel is a precision-engineered replacement barrel crafted specifically for the Sig Sauer P320 pistol platform. Chambered in 9mm Luger (9x19 Parabellum), this compact 3.90-inch barrel features a 1/2"x28 threaded muzzle, enabling direct attachment of suppressors, compensators, or other compatible muzzle devices without any gunsmithing required. Machined to tight tolerances and finished in a durable black coating, the Bloodline barrel delivers enhanced accuracy and reliable performance whether on the range or in a carry application. It is a direct drop-in upgrade that preserves the original Sig P320 form factor while adding the versatility of a threaded muzzle. Product Highlights Direct Fit for Sig P320: Engineered as a drop-in replacement barrel for the Sig Sauer P320, requiring no modification for installation. 1/2"x28 Threaded Muzzle: Industry-standard 1/2"x28 threading accommodates a wide variety of suppressors, compensators, and muzzle devices. 9mm Luger Chambering: Chambered in 9mm Luger (9x19 Parabellum) for consistent, reliable feeding and performance with standard and +P ammunition. Compact 3.90" Profile: At just 3.90 inches, this barrel maintains the compact footprint of the P320 while adding suppressor-ready threading. Rosco Manufacturing Quality: Built to precise tolerances by Rosco Manufacturing for superior accuracy and long-term durability under sustained use. Specs Brand: Rosco Manufacturing Model: Bloodline MPN: BL-P320-9MM-M-TB UPC: 850039693205 Caliber: 9mm Luger (9x19 Parabellum) Firearm Fit: Sig P320 Barrel Length: 3.90" Thread Pattern: 1/2"x28 Style: Compact 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.