Ruger GP100 Match Champion in 10mm — the competition-tuned variant with half-lug barrel, chamfered charge holes, patridge front sight, and tuned action for ICORE and IDPA revolver competition. Type: Revolver Action: DA/SA Revolver Caliber: 10mm Auto Capacity: 6 Year introduced: 2018, United States Weight: 35 oz Overall length: 9.5" Status: Active Intended use: Competition, Target Shooting