Product DescriptionUpgrade your Sig Sauer P320 with this factory threaded 9mm barrel designed for suppressed or muzzle-device use. Chambered in 9mm Luger with a 1/2x28 right-hand thread pitch, it is compatible with P320 XCompact and Subcompact models with a loaded chamber indicator (LCI), as well as any P320 configured to function with a 3.6" 9mm barrel. Finished in durable black Nitron, this barrel includes a thread protector cap to help safeguard the muzzle threads when not in use.Product Highlights Factory Sig Sauer P320 threaded replacement barrel for 9mm Luger 4.30" barrel length with 1/2x28 right-hand threads for common suppressors and muzzle devices Black Nitron finish for corrosion resistance and long-lasting wear Compatible with P320 XCompact/Subcompact with Loaded Chamber Indicator (LCI) Includes thread protector cap to protect threads when not using a muzzle device Specs Brand: Sig Sauer Manufacturer Part Number: 8900568 UPC: 798681650019 Caliber: 9mm Luger Barrel Length: 4.30 in Muzzle Thread Pitch: 1/2x28 RH Finish: Black Nitron Compatibility: P320 XCompact / Subcompact with Loaded Chamber Indicator (LCI), or any P320 designed to function with a 3.6" 9mm barrel Included: Thread protector cap 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.