The SIG P365 threaded pistol barrel features 1/2-28 threading for suppressor compatibility and precision 9mm Luger chambering in a compact 3.7-inch length.SIG P365 Threaded Pistol Barrel9mm Luger caliber3.7-inch barrel length1/2-28 threading for muzzle device compatibilityNitron finish for durability and corrosion resistanceDesigned specifically for P365 pistol platformEngineered for shooters seeking suppressor compatibility or muzzle device attachment on their P365 platform this threaded barrel maintains the compact profile while adding tactical versatility.