Dan Wesson 2011 Open pistol in .40 S&W with 6-inch compensated barrel. Built for USPSA Open major power factor. One of the most capable production Open guns available. Type: Pistol Action: Semi-Automatic Caliber: .40 S&W Capacity: 17 Year introduced: 2013, USA Weight: 48 oz Overall length: 9.5" Status: Active Intended use: Competition, USPSA