N-frame .45 ACP revolver developed in collaboration with Jerry Miculek. Features an unfluted cylinder for mass and stability, a 4-inch barrel, Miculek-designed grips, and a PC trigger job. Moon clips required for .45 ACP headspacing. Type: Revolver Action: Double-Action / Single-Action Caliber: 45 ACP Capacity: 6 Year introduced: 1988, USA Weight: 43 oz Overall length: 9.5" Status: Active Intended use: Competitive Shooting