No-decocker variant of the 4566 in .45 ACP, providing a double-action first shot with a frame-mounted safety for departments preferring that configuration. Type: Pistol Action: Semi-Automatic Caliber: .45 ACP Capacity: 8 Year introduced: 1991, USA Weight: 38.5 oz Overall length: 7.8" Status: Discontinued Intended use: Duty