Sig Sauer MCX-Rattler LT Handgun 7.62×39 28rd Magazine 7.75″ Barrel Black

The Sig Sauer MCX-Rattler LT is a compact 7.62x39 handgun built for shooters who want a short-barreled platform with serious capability. Whether you're in Vallejo or the South Bay, understanding your local options is essential—review California firearm laws before your purchase.

Compact Design Meets Caliber Power

The MCX-Rattler LT delivers rifle-caliber performance in a pistol footprint. Its 7.75" barrel and 28-round magazine capacity make it practical for both sport shooting and home defense scenarios. At TacticCAL Gun Store in Sunnyvale, we work directly with shooters to ensure you understand the platform's ergonomics and handling before taking it home. Visit TacticCAL Gun Store to inspect one in person. Browse our gun shop.

Frequently asked questions

What caliber is the MCX-Rattler LT, and how many rounds does it hold?

This model fires 7.62x39 and comes with a 28-round magazine. The caliber offers established ballistics and broad ammunition availability compared to other pistol-caliber options.

Is the MCX-Rattler LT optics-ready from the factory?

No, this model does not ship optics-ready. You can add mounting solutions aftermarket if you want to run a red dot or other sight 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 store Saratoga in the Bay Area.