The SO5 is a sidelock over/under hand-built at the Beretta Custom Shop in Gardone. It represents the highest level of Beretta engineering with Holland and Holland style sidelocks. Type: Shotgun Action: Over/Under Caliber: 12 Gauge Capacity: 2 Year introduced: 1969, Italy Weight: 7.9 oz Overall length: 45" Status: Active Intended use: Collection, Presentation, Driven Game