The P229 M11-A1 replaced the P228 M11 as the US Army's compact sidearm for CID and plainclothes agents. Features an enhanced trigger, SRT (Short Reset Trigger), and night sights. The stainless slide on aluminum frame provides durability. Type: Semi-Auto Pistol Action: Double/Single-Action Caliber: 9mm Capacity: 15 Year introduced: 2012, USA/Germany Weight: 32 oz Overall length: 7.1" Status: Active Military use: Yes Intended use: Military, Law Enforcement, Duty