Spend more time shooting and less time reloading by always having spare magazines with the Walther PPX M1 Magazine. Built to the exact same specifications as all of the other Walther PPX factory magazines you know it will fit perfectly and function flawlessly. Don't settle for a cheaply made aftermarket magazine always insist on the factory equipment. - Specifications and Features: - .40 S&W caliber - Steel construction - 10 rounds - Black