Sig Saur MPX K Pistol 9mm Luger 30rd Magazine 4.5″ Barrel Folding Pistol Brace

The Sig Sauer MPX K is a semi-automatic 9mm pistol built for shooters who want compact firepower with modularity. At TacticCAL Gun Store in Sunnyvale, we handle the paperwork and transfers for serious firearms enthusiasts. Before you purchase, review California firearm laws to understand your obligations.

MPX K Specifications and Design

This 9mm pistol features a 4.5-inch barrel, semi-automatic action, and a folding pistol brace for handling and storage flexibility. The 30-round magazine gives you substantial capacity. Black barrel finish resists corrosion in regular use. TacticCAL Gun Store processes all transfers through proper FFL channels. Learn more about FFL transfer pricing when you contact us. We're here to answer questions about the MPX K and your purchase options. Browse our gun store.

Frequently asked questions

What magazine capacity does the MPX K come with?

The Sig Sauer MPX K ships with a 30-round magazine, providing substantial ammunition capacity for training and defensive use.

Does the MPX K have iron sights installed?

No. The MPX K does not include sights, allowing you to mount your choice of optics on the integrated rail system.

Where is the closest FFL dealer to Santa Clara, Mountain View, or Palo Alto?

TacticCAL Gun Store in Sunnyvale is a short drive from Santa Clara, Mountain View, and Palo Alto, serving the South Bay as a full-service FFL dealer for transfers and DROS. TacticCAL is your gun shop Palo Alto in the Bay Area.