Sig Sauer Mcx Spear 7.62X39 16 Fold Stock 28Rd Ir

The SIG Sauer MCX Spear in 7.62×39 is a modern, adaptable rifle built for shooters who want serious capability in a compact platform. Chambered in the affordable and widely available 7.62×39 cartridge, this 16-inch barreled rifle delivers the kind of flexibility you need whether you're running drills at the range, training for duty, or building a reconfigurable fighting rifle. The folding stock collapses the profile down to just over 26 inches, making it easier to maneuver in tight spaces, vehicles, or storage—then deploys to a full 35 inches for a solid cheek weld and control.

SIG engineered this MCX Spear for serious users. The flat-blade match trigger gives you predictable break for precision or speed work. Fully ambidextrous controls mean left- and right-handed shooters operate the rifle identically—charging handle, safety, magazine release—no fumbling or compromise. The cold hammer-forged barrel is built to last, and the 1:9.5 twist rate is optimized for the 7.62×39 round. The 28-round magazine capacity keeps you in the fight longer between reloads. The SIG QD flash hider is rated for suppressor mounting, so if you go that route, you're already set up.

What really sets this rifle apart is the Gen II NIR (Near-Infrared) FDE Cerakote finish—a modern coating that reduces IR signature in thermal imaging, a feature you'll find on purpose-built modern rifles. It's not just about optics; it's about working in environments where that matters. At 7.6 pounds with magazine, the MCX Spear balances enough mass for controllability without fatiguing you on long days. If you're looking for a compact, modern rifle in 7.62×39 with serious attention to ergonomics and future-proofing, this one deserves a hard look.

Key Features

• Fully ambidextrous controls for left- and right-handed operation
• Folding and telescoping stock (26.25" folded / 35.25" deployed)
• Cold hammer-forged steel barrel optimized for 7.62×39 performance
• SIG flat-blade match trigger for clean, predictable breaks
• Gen II NIR FDE Cerakote finish with reduced infrared signature
• Suppressor-ready QD flash hider for easy mounting
• 28-round magazine capacity
• Lightweight at 7.6 lbs with magazine

Specifications

Frequently Asked Questions

Is the MCX Spear 7.62×39 suppressor-ready?

Yes. It ships with a SIG suppressor-ready quick-detach flash hider, so you can mount a compatible suppressor without any additional modifications or adapters.

What's the difference between the stock deployed and folded?

With the stock deployed, the rifle is 35.25 inches overall—a full length suitable for shouldering, aiming, and precision work. Folded, it compresses to 26.25 inches, which is handy for vehicle storage, CQB work, or portability without sacrificing the ability to extend it when you need it.

Who should choose 7.62×39 over other rifle calibers?

The 7.62×39 round is affordable, widely available, and combat-proven. It's ideal for shooters prioritizing cost-per-round at the range, training courses, or anyone already invested in the caliber. The MCX Spear's 1:9.5 twist is optimized to stabilize common 7.62×39 loads effectively.

What does the Gen II NIR FDE Cerakote finish do?

The Gen II NIR (Near-Infrared) Cerakote coating reduces the rifle's thermal signature, making it less visible under thermal imaging. It's a feature relevant to low-light operations and specialized use cases where IR stealth matters. The FDE (Flat Dark Earth) color is also a practical, modern finish that resists corrosion.