The Model 442 Pro Series is a factory-tuned aluminum J-Frame DAO revolver with a Performance Center quality action job, smooth internal components, and a chamfered cylinder for improved reliability with defensive ammunition. Type: Revolver Action: Double-Action Only Caliber: 38 Special +P Capacity: 5 Year introduced: 2006, USA Weight: 15 oz Overall length: 6.3" Status: Active Intended use: Concealed Carry