In another first for the MCX line, SIG is offering the MCX-SPEAR LT in 7.62x39 mm in rifle, SBR and pistol form. The 11.5"-barrel pistol version pictured. Photo courtesy of SIG Sauer.

Available in Patrol (shown), Pistol and SBR variants, in Stealth Gray or FDE color, the MCX VIRTUS utilizes the proven SIG Sauer short-stroke piston system and unique internal recoil system that ...

Sig Sauer's new MCX Rattler SBR featuring a folding stock (Sig Sauer photo) Here are the specifications for each: /*.tg {border-collapse:collapse;border-spacing:0;} ...

The Sig Sauer MCX Rattler, chambered in 300 Blackout, is a fantastic platform with a price tag that made me cry on the inside. ... (SBR). Still, the Rattler looks extremely clean.

Sounds perfect for U.S. special operations forces, and Sig Sauer knows it. On Aug. 22, the company released a slick new video, as part of a series of four short films on the MCX series of rifles ...

The Rattler, a compact personal defense weapon built at the request of “elite military units,” is based on the Sig Sauer’s popular line of MCX gas-operated piston AR-15-style rifles.

The key difference, however, between the standard AR-15 series of rifles and the MCX is the operating system used to mechanically propel the bullet from the gun and cycle the next round to be fired.

The select-fire MCX has a full-auto rate of fire of 800 to 900 rounds per minute, and an effective range of 1,650 feet (500 ...

SIG SAUER, Inc. introduces its newest 300BLK ammunition – the 120gr supersonic 300BLK SBR Elite Copper Duty load, specifically designed for short barrel rifles.

Some new metallurgy and construction techniques developed by Sig's new silencer division were used on the MCX, above, and Brittingham says the new can is durable enough to last 10,000+ rounds in ...