Standard G17 Gen4 platform sold with a factory threaded barrel in 13.5x1 LH metric threading. Allows direct attachment of compatible suppressors without an adapter. Threaded barrel replaces the standard barrel; all other Gen4 features intact. Type: Pistol Action: Semi-Automatic Caliber: 9mm Capacity: 17 Year introduced: 2015, Austria Weight: 24.69 oz Overall length: 7.32" Status: Active Intended use: Tactical, Suppressor Use, Service