Description
The SIG SAUER MCX-SPEAR in 6.8x51mm is the next-generation tactical rifle, engineered for military and demanding civilian use. This platform features a durable 7075-T6 aluminum upper receiver with a hard-coat anodized finish and a folding, adjustable stock. It is designed for exceptional reliability with a short-stroke piston system and is compatible with a wide range of MCX accessories and optics.
Key Features
- Chambered in the high-performance 6.8x51mm (.277 Fury) cartridge.
- Patented short-stroke gas piston system ensures reliable operation.
- Folding and telescoping stock for compact storage and adjustability.
- Free-floating M-LOK compatible handguard for accessory mounting.
- Ambidextrous controls including safety selector, magazine release, and bolt catch.
Specifications
| Caliber / Type | 6.8x51mm (.277 Fury) Rifle |
|---|---|
| Material | 7075-T6 Aluminum Receiver, Steel Barrel |
| Finish | Hard-Coat Anodized |
| Compatibility | SIG MCX/SPEAR Pattern Accessories |
| Weight | Approx. 8.5 lbs (unloaded) |
The 6.8x51mm cartridge delivers superior ballistics, offering flatter trajectory and higher energy than legacy 7.62 NATO rounds. The MCX-SPEAR’s regulated gas system reduces fouling and allows for suppressor use without adjustment. This rifle is built for sustained fire in demanding conditions, making it a top-tier choice for long-range tactical engagement and advanced shooting disciplines.




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