Beretta USA JM88512 Px4 Storm Compact 10rd 40 S&W Black Steel

A 10-round magazine built for the Px4 Storm Compact platform delivers practical capacity for .40 S&W shooters. Whether you're in Milpitas or elsewhere in the Bay Area, TacticCAL stocks OEM Beretta components for serious users. Our team handles FFL transfer in Sunnyvale with straightforward paperwork and no delays.

Beretta OEM Magazine Design and Function

This detachable magazine holds ten rounds of .40 S&W ammunition in a configuration tested by Beretta's engineering team. The black steel construction resists corrosion and handles repeated loading cycles without deformation. Shooters working with restricted-capacity requirements will appreciate the reliable feed geometry. If you're exploring firearm options, also review our selection of PC §32100 exempt revolvers for alternative platforms. Visit our gun store in Sunnyvale for our full catalog.

Frequently asked questions

Will this 10-round magazine fit other Beretta handgun models?

This magazine is engineered specifically for the Px4 Storm Compact in .40 S&W. Cross-model compatibility depends on firearm design—verify your specific frame and caliber before purchase.

What's the difference between OEM and aftermarket magazines for the Px4 Storm?

OEM Beretta magazines undergo factory testing for feed reliability and dimensional tolerances. They're built to original specifications and carry manufacturer backing.

How long is the California firearm waiting period?

California requires a 10-day waiting period from when DROS is submitted until you can take possession of the firearm. TacticCAL is your FFL dealer Santa Clara in the Bay Area.