Commander-length Range Officer in 9mm. 4-inch match barrel, adjustable sight, flat trigger, and 9mm chambering in the Compact format. The most versatile entry in the RO line for shooters who want to carry and compete with the same gun. Type: Pistol Action: Semi-Automatic Caliber: 9mm Capacity: 9 Year introduced: 2014, USA Weight: 35 oz Overall length: 7.8" Status: Active Intended use: Competition, Carry