The Bersa Thunder 9 Ultra Compact is a shortened variant of the Thunder 9 with a 3.25-inch barrel and reduced-height grip for concealed carry. It retains the alloy frame and DA/SA trigger of the full-size model at a smaller overall size. Type: Semi-Auto Pistol Action: DA/SA Caliber: 9mm Capacity: 13 Year introduced: 2006, Argentina Weight: 26 oz Overall length: 6.7" Status: Active Intended use: Concealed Carry, Home Defense