Out of stock
SKU: SGPMCX-300B-6B-LT-PCB
UPC: 798681699759
MPN: PMCX-300B-6B-LT-PCB
The SIG Sauer MCX Rattler 300 Blackout 6.75" Threaded Barrel Pistol represents a compact, modular platform engineered for operators requiring maximum capability in a minimal footprint. Purpose-built for law enforcement, military, and civilian tactical users, this piston-driven system delivers reliable performance in close-quarters environments, breaching scenarios, and precision intermediate-distance engagements. The 300 Blackout chambering excels with subsonic ammunition, making this platform ideal for suppressed operations where stealth and terminal performance are paramount.
The 6.75" threaded barrel integrates seamlessly with industry-standard suppressors and muzzle devices, offering operational flexibility without sacrificing accuracy or reliability. SIG's MCX platform utilizes a short-stroke piston system that minimizes carrier tilt and extends component life compared to direct-impingement designs—a critical advantage in high-round-count training and deployment scenarios. The pistol brace configuration keeps the package compact while maintaining ergonomic control and stability, with the threaded barrel enabling sound and flash signature reduction essential for tactical operations. Weighing just one pound, this system remains maneuverable in vehicle-based operations and building entries where weight fatigue impacts shooter endurance.
Operators in tight spaces—from executive protection teams to SWAT breach units—benefit most from this platform's balance of firepower and portability. The threaded barrel accepts standard 1/2x28 suppressor mounts, allowing integration with proven sound suppressors that further reduce report and recoil impulse. Law enforcement and military units deploying this system should verify compliance with all applicable federal and local regulations regarding the pistol brace and suppressor use before deployment or training. Installation of any muzzle device requires only standard armorer-level tools, making field reconfiguration practical for multi-mission scenarios.
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SIG SAUER
