Ruger GP100 in blued carbon steel chambered in 10mm Auto — the traditional blued finish variant of the GP100 10mm for shooters who prefer classic revolver aesthetics over stainless. Type: Revolver Action: DA/SA Revolver Caliber: 10mm Auto Capacity: 6 Year introduced: 2019, United States Weight: 40 oz Overall length: 9.7" Status: Active Intended use: Hunting, Competition