The P-11 was the first commercially successful double-stack 9mm pocket pistol. 10+1 capacity, 14 oz, and a DAO trigger in a polymer frame that fit in a shirt pocket. Type: Pistol Action: Semi-Automatic Caliber: 9mm Capacity: 10 Year introduced: 1995, USA Weight: 14 oz Overall length: 5.6" Status: Active Intended use: Concealed Carry, Backup Gun, Personal Defense