Product Description Upgrade your SIG Sauer P365 with the Rival Arms Precision match-grade, drop-in threaded barrel engineered for improved performance and durability. CNC machined from 4340H steel billet and finished in a hard-wearing black PVD coating, this 3.10-inch barrel features twist fluting, a target-crowned muzzle, and standard 1/2x28 muzzle threads for compensators or suppressor-ready setups. Designed as a true drop-in replacement, it requires no gunsmithing and includes a matching thread protector. Product Highlights Match-grade, drop-in performance upgrade barrel for SIG Sauer P365 (no gunsmith required) CNC machined from 4340H steel billet for strength, corrosion resistance, and long service life Black PVD finish helps create a durable barrier against wear Threaded muzzle (1/2x28) with included color-matching thread protector Target-crowned muzzle and fluted profile for performance-focused builds Specs Brand: RIVAL ARMS Manufacturer Part Number: RA20P002A UPC: 788130031322 Firearm Fit: Sig P365 Caliber: 9mm Luger Barrel Length: 3.10 in Material: 4340H Steel Finish/Color: Black PVD Barrel Type: Match Grade Muzzle: Target Crowned Thread Pattern: 1/2x28 Twist Rate: 1:10 Rifling: 6-groove (as listed by retailer) Included: Thread Protector Weight: 0.26 lb (as listed by retailer) 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.