At KFF Defense, we recognize that true performance is forged in precision and perfected through meticulous engineering. The SIG SAUER MCX Rifle in 7.62×39 embodies this philosophy, delivering a formidable and highly adaptable platform designed for discerning operators and enthusiasts alike. This isn’t just a rifle; it’s a testament to modern firearm innovation, ready to integrate seamlessly into any mission profile or demanding application.
Key Features
Unrivaled Modularity and Adaptability
The MCX platform is engineered with unparalleled modularity, allowing for rapid barrel and stock changes to optimize the rifle for diverse operational requirements. From a compact SBR configuration to a full-length precision setup, the system provides inherent flexibility, ensuring your investment adapts as your needs evolve within a robust and reliable architecture.
Advanced Gas Piston System
Central to the MCX’s exceptional reliability is its short-stroke gas piston system. Unlike traditional direct impingement designs, this system effectively mitigates carbon fouling in the receiver, significantly enhancing operational reliability and reducing maintenance cycles. It promotes cooler, cleaner, and more consistent performance, even under sustained fire, making it ideal for high-volume applications.
Precision Engineering and Construction
Every component of the SIG SAUER MCX is a product of precision machining. Crafted from high-grade aluminum for the receivers and robust steel for critical operating parts, the rifle offers exceptional durability and structural integrity. The cold hammer-forged 16-inch barrel is meticulously profiled to deliver sub-MOA accuracy potential, ensuring every shot is placed with confidence. Finished in a durable black (BLK) coating, it withstands harsh operational environments while maintaining its aesthetic integrity.
Optimized for 7.62×39 Performance
Chambered in the potent 7.62×39 cartridge, this MCX variant capitalizes on the round’s proven terminal ballistics and widespread availability. The 16-inch barrel length is expertly chosen to optimize projectile velocity and energy transfer for the 7.62×39, delivering significant downrange impact from a compact and maneuverable platform. With a 28+1 capacity, you have ample firepower for any scenario, from tactical engagements to sport shooting.
Ergonomic Design and Controls
The MCX integrates an array of user-centric features, including fully ambidextrous controls for seamless operation by any shooter. The slim M-LOK handguard offers extensive accessory attachment points for lights, lasers, and grips, enhancing operational versatility. Compatibility with various SIG SAUER stock options allows for tailored ergonomics and recoil management specific to the user’s preference and mission requirements.
Technical Specifications
General
- Manufacturer: SIG SAUER
- Model: MCX Rifle
- SKU: LIP|SIRMCX76216BLTB
- Category: AR Rifles
Firearm Specifics
- Caliber: 7.62x39mm
- Operating System: Short-Stroke Gas Piston
- Barrel Length: 16 inches
- Capacity: 28+1 Rounds
- Finish: Black (BLK)
- Receiver Material: High-Grade Aluminum









