The Sig Sauer MCX-SPEAR SBR is a short-barreled rifle built on the MCX platform and chambered for .308 / 7.62 NATO. It ships configured with a 13″ barrel and one removable 20-round magazine, and features an ambidextrous control set and a folding stock for compact storage and transport. The rifle’s design emphasizes modularity and user-focused controls for a range of professional and recreational shooting applications.
Key Specifications
- The caliber is .308 / 7.62 NATO.
- The barrel length is 13″.
- The magazine capacity is 20 rounds.
- The action is Semi-Auto.
- The weight with magazine is 8.6 lb.
- The rate of twist is 1-in-10″.
- The frame material is Aluminum.
- The barrel material is Chrome Moly Steel.
- The stock type is Folding.
- The rifle includes 1 x 20-round removable magazine.
Built to the Sig MCX-SPEAR specification, this SBR offers a compact platform with ambidextrous controls, modular ergonomics, and a configuration suitable for precision and close-quarters applications where a short-barreled, high-performance rifle is required. The combination of a 13″ barrel, removable 20-round magazine, and a folding stock makes it a practical choice for shooters who value compactness, versatility, and thoughtful engineering.
Product information is supplied by the manufacturer and/or distributor and may be automatically formatted or enhanced using AI for clarity and consistency. While we strive for accuracy, specifications, features, and included items may change without notice. Always verify details using the manufacturer’s official documentation and the information shown on this product page before purchase or use.
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