The PX4 Storm is a lightweight, versatile, and well-rounded handgun fit for a multitude of applications such as concealed carry, carrying in a vehicle, sport-shooting, and home/personal defense. The versatility of the PX4 Storm is only matched by its level of customization, with its interchangeable backstraps, an accessory rail for the attachment of lights and lasers, adjustable sights, and a magazine release that can be switched from side to side. In addition, the intuitive design of this handgun offers an automatic firing-pin block and a manual safety, making it absolutely safe for day-to-day carrying in a purse or holster. Features of the PX4 Storm: Ambidextrous controls Accessory rail Interchangeable backstraps Magazine Capacity: The Beretta PX4 Storm is available in .45 ACP, .45 S& W, and 9mm .45 ACP: 10 rounds .40 S& W 14 rounds 9mm 17 rounds Restricted State models are available for the .40 S& W and 9mm versions with a 10 round capacity Beretta Px4 Storm Type F Full Size (CA Compliant) 9mm Dbl/Sngl 10rd Pistol JXF9F20CA