Rock Island Armory Standard FS 1911 in 10mm — the updated standard full-size 1911 with improved fit and finish over older TAC Ultra models, enhanced sights, and full-length guide rod. Type: Pistol Action: Single-Action Caliber: 10mm Auto Capacity: 8 Year introduced: 2022, Philippines Weight: 38.5 oz Overall length: 8.5" Status: Active Intended use: Home Defense, Hunting, Target Shooting