The P228 M11 is the compact SIG adopted by US Army CID, USAF OSI, and various federal agencies for concealed carry and plainclothes use. Designated M11 in US service, it predated the full-size P226 in US government adoption. Type: Semi-Auto Pistol Action: Double/Single-Action Caliber: 9mm Capacity: 13 Year introduced: 1989, USA/Germany Weight: 29.1 oz Overall length: 7.1" Status: Discontinued Military use: Yes Intended use: Military, Law Enforcement, Duty