.40 S&W version of the PX4 Storm Subcompact. 10+1 capacity in the most compact rotating-barrel .40 pistol available. Primarily sold to law enforcement for backup weapon use. Type: Pistol Action: Semi-Auto Caliber: .40 S&W Capacity: 10 Year introduced: 2008, Italy Weight: 24.5 oz Overall length: 6.2" Status: Active Intended use: Concealed Carry / Backup