The Nano is a subcompact striker-fired pistol built on a serialized internal chassis within an interchangeable polymer grip frame. It was Beretta's first micro-compact striker pistol, featuring a snag-free profile, no external controls except the trigger and magazine release, and a 3.07-inch barrel. Type: Pistol Action: Semi-Auto Caliber: 9mm Luger Capacity: 6 Year introduced: 2011, Italy Weight: 17.7 oz Overall length: 5.63" Status: Discontinued Intended use: Concealed Carry / Backup