The P320 X-Five is SIG Sauer's purpose-built competition pistol based on the P320 platform, featuring a 5-inch bull barrel, extended tungsten-infused polymer grip module for added weight and recoil control, flared magwell, and a factory-tuned flat trigger with reduced pre-travel. The X-Five won the USPSA Production Division before transitioning to the new Carry Optics class. It ships with three 21-round magazines and suppressor-height sights to co-witness with an optic. Widely used in IDPA, USPSA, and Steel Challenge. Type: Pistol Action: Striker-Fired Caliber: 9mm Luger Capacity: 21 Year introduced: 2017, USA Weight: 43.5 oz Overall length: 9.3" Status: Active Intended use: competition, target