The ProMag S&W M&P Compact 9mm 12rd Steel Magazine provides a 12-round magazine option for firearms chambered in 9mm. It features Steel construction. It is intended for S&W M&P Compact compatibility.It is a straightforward choice for replacing a worn magazine or keeping an additional magazine available for range training or field use.Caliber: 9mmCapacity: 12 roundsMaterial: SteelFit: S&W M&P Compact