Sig Sauer MCX-SPEAR 6.8x51mm 16″ Coyote 20+1

Description

The SIG Sauer MCX-SPEAR is a semi-automatic modern sporting rifle chambered in 6.8x51mm with a 16-inch threaded steel barrel and coyote anodized finish. It features an ambidextrous control layout, Magpul SL-M folding/telescoping stock, and a free-floating M-LOK handguard for accessory modularity. The rifle uses a gas-piston operating system with an adjustable gas valve and ships with one 20-round AR-10 pattern steel magazine. Designed for modular performance and durability, the MCX-SPEAR adapts to a range of precision and tactical applications.

Key Specifications

• The rifle is chambered in 6.8x51mm.
• The barrel measures 16 inches and is described as steel threaded.
• The action type is Semi-Auto.
• The magazine capacity is 20 + 1 rounds (one 20-round steel AR-10 magazine included).
• The weight is approximately 9.20 lbs with magazine.
• The receiver and finish are Coyote Anodized.
• The stock is a Magpul SL-M folding/telescoping design in coyote color.
• The handguard supports M-LOK accessory mounting.
• The muzzle includes a Clutch-Lock QD flash hider and uses 5/8×24 threads.
• The operating system is a Gas Piston with an adjustable gas system.

The MCX-SPEAR pairs modern materials and a modular layout to deliver a durable, adaptable platform for range, competition, and duty-focused roles. With its ambidextrous controls, M-LOK compatibility and folding Magpul SL-M stock, this rifle provides a balanced mix of ergonomics and user-configurable options for shooters who value reliability and flexibility.

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