The CDP II Pro packages the Custom Defense Package features — night sights, bobbed hammer, carry-optimized beavertail — into the 4-inch Pro-length format. Considered by many to be the ideal balance of size and shootability for a daily carry 1911. Type: Semi-Auto Pistol Action: Single-Action Caliber: .45 ACP Capacity: 7 Year introduced: 2001, USA Weight: 28 oz Overall length: 7.7" Status: Active Intended use: Carry, Duty