Sig Sauer MCX Rattler LT 7.62x39 Pistol 7.75" Barrel - Black

Sig Sauer MCX Rattler LT 7.62x39 Pistol 7.75" Barrel - Black

Engineered for the demands of Special Operations, the MCX-Rattler LT is the ultimate fusion of compact power, modular flexibility, and battlefield-proven reliability. Whether you're operating in tight urban environments or pushing the limits at the range, this next-generation platform delivers unmatched control, adaptability, and performance. With a 7.75" Cold Hammer Forged barrel, fully ambidextrous controls, and compatibility across all MCX barrels and handguards, the Rattler LT is more than a firearm—it's a mission-ready solution.

Precision meets versatility with the SIG Flat Blade Match Trigger and suppressor-ready flash hider, giving you the edge in both suppressed and unsuppressed configurations. Lightweight, rugged, and built to dominate, the MCX-Rattler LT is your go-anywhere, do-anything tactical companion.

Cold Hammer Forged Barrel
7.75" barrel delivers ultra-compact maneuverability without sacrificing durability or accuracy.

Fully Ambidextrous Controls
Bolt-catch, bolt-release, and safety selector designed for seamless operation from either side.

Modular Compatibility
Interchangeable with all MCX barrels and handguards for mission-specific customization.

SIG Flat Blade Match Trigger
Crisp, responsive trigger for enhanced control and precision shooting.

Suppressor-Ready Flash Hider
SIG SLX/SLH QD flash hider enables quick suppressor attachment for stealth operations.

Short-Stroke Piston System
Reliable cycling in suppressed and unsuppressed modes with reduced recoil and fouling.

Lightweight Build
Weighs just 5.5 lbs, making it ideal for rapid deployment and extended carry.

Specifications

• Caliber: 7.62x39
• Barrel Length: 7.75 in
• Barrel Material: Cold Hammer Forged Steel
• Twist Rate: 1:9.5
• Thread Pattern: 5/8 in -24, Tapered Shoulder
• Action Type: Semi-Auto
• Operating System: Short-Stroke Piston
• Stock Type: AR-Compatible PDW
• Grip Type: SIG Flat Blade Match
• Trigger Type: Match
• Trigger Shape: Flat
• Foreend Type: Alloy
• Accessory Rail: M-LOK/Picatinny
• Magazine Type: AR-15 [7.62x39]
• Magazine Included: (1) 28rd Steel Mag
• Receiver Finish: Black Anodized
• Overall Length: 17.5 in (445 mm)
• Folded Length: 18.1 in
• Overall Width: 2.25 in (57 mm)
• Height: 7.4 in (187.2 mm)
• Weight: 5.5 lb (2.5 kg)
• Forward Assist: No
• Adjustable Gas System: Yes