The True Precision Inc TPP365BXTBL Sig Sauer P365 9mm 3.10" Black Nitride Treated barrel delivers precision performance for the Sig P365 platform with a robust black nitride finish and a threaded muzzle for versatile suppressor or flash-hider use, including a threaded barrel accessory that guards the muzzle with a threaded protector. This 9mm Luger barrel is engineered to fit seamlessly with Sig P365 pistols, offering reliable fit and consistent shot-to-shot alignment while enhancing expansion control and overall accuracy. The combination of a Nitride finish and a 3.10" length provides durable wear resistance and a balanced balance between portability and performance, making it a practical upgrade for concealed carry enthusiasts and range shooters alike. Designed for handgun enthusiasts seeking enhanced capabilities, this barrel blends precise machining with practical features, ensuring compatibility and smooth operation within the Sig P365 platform. With True Precisions attention to tolerance and finish, shooters can expect improved confidence at the line, cleaner cycling, and dependable reliability during daily carry or extended practice sessions, all while maintaining a clean, professional appearance.