Sig Sauer - Free Stock with MCX Upper Purchase

October 22, 2025

SPECIAL OFFER: Buy One of the MCX Upper Assemblies Below, Get a FREE QUALIFYING STOCK

The SIG MCX was designed to exceed special operations requirements with reliability, performance, and serviceability. The platform has long been SIG SAUER’S breeding ground for developing the best rifle system in the world through extensive testing, continued innovation and customer feedback.

One of the additional requirements for special operations was its ability to perform consistently when suppressed. The easy-to-adjust gas system allows for quick adjustments from caliber grain weights to suppressed or not.

MCX Features:

★ Designed to meet the needs of Special Operations forces.

★ Engineered to operate suppressed

★ Easily accessible and serviceable wear parts

★ Interchangeable barrels, calibers, and handguards

★ Foldable to a small compact size

Now you can own your own special operations rifle with a folding stock for easy transportation and concealment. For a limited time, purchase any upper below and receive a FREE qualifying stock.

Accessing your FREE GIFT is easy! Just ensure you are logged into your SIG webstore account before checking out, a special gift will be on the checkout page for you to select your eligible stock.

Please note that this offer is not applicable to those enrolled in special programs like SIG CONNECT Annual members. SIG Connect Members save on uppers everyday with the annual membership. Don't wait! This gift is only available while supplies last!