Compact single-stack Third-Generation .45 ACP with 7+1 capacity — a slimmer carry option than the full-size 4506 for plainclothes officers. Type: Pistol Action: Semi-Automatic Caliber: .45 ACP Capacity: 8 Year introduced: 1991, USA Weight: 30 oz Overall length: 7.4" Status: Discontinued Intended use: Duty, Concealed Carry