The SIG Sauer P226 Legion RX SAO in 9mm with 4.4-inch barrel, the single-action-only Legion optics-ready variant combining SAO trigger mechanism with the factory Romeo1 reflex sight and full Legion treatment. Type: Pistol Action: Semi-Automatic Caliber: 9mm Capacity: 15 Year introduced: 2018, Germany/USA Weight: 35.2 oz Overall length: 7.7" Status: Active Intended use: Competition, Service