BRAND NEW
PRE-OWNED
In Stock ONLINE
BLAZING FAST SHIPPING in 1-3 Days
Store Availability: IN STOCK - Grimes, Iowa
FFL Required
Restrictions
Sale not allowed in California; Colorado; Connecticut; Delaware; Hawaii; Illinois; Massachusetts; Maryland; New Jersey; New York; Rhode Island; Vermont; Washington
Free Shipping!
Secure Online Ordering
Fast Shipping
Trusted Retailer
RECOMMENDED FOR YOU
The SIG Sauer MCX SPEAR is the civilian adaptation of the U.S. Army's revolutionary XM7 service rifle, now available for the first time. Engineered for advanced performance and durability, the MCX SPEAR is chambered in 6.8x51 and capable of achieving muzzle velocities over 3000 FPS with a 113-grain bullet from a 16-inch barrel, setting new standards for modern rifle capabilities.
The MCX SPEAR platform offers unparalleled modularity, allowing for caliber conversions between 6.8x51, 7.62x51, and 6.5 Creedmoor, with barrel length options of 13” or 16”. The rifle is equipped with a non-reciprocating side charging handle, a rear charging handle, fully ambidextrous controls, a 2-Stage Matchlite Duo Trigger, and a free-floating M-LOK™ handguard, bringing military-grade technology to the civilian market.
Key Features:
- Caliber: 6.8x51
- Barrel: 16" Cold Hammer Forged Steel, 1:7 Twist
- Magazine Capacity: 20+1 rounds (1 x 20-round steel magazine included)
- Action: Semi-Auto
- Stock: Push-Button Folding Magpul SL-M Stock, Telescoping
- Finish: Coyote Anodized
- Sights: Optics Ready
- Muzzle Device: SLX/SLH QD Flash Hider
- Trigger: 2-Stage Matchlite Duo Trigger, Curved
- Receiver: Alloy with Coyote Anodized Finish
- Handguard: Free-Floating M-LOK with 2-Position Adjustable Gas Valve
- Operating System: Gas Piston with Adjustable Gas System
- Weight: 9.2 lbs with Magazine
Specifications:
- Overall Length: 38.3 in
- Overall Width: 2.5 in
- Height: 8 in
- Threads: 5/8 in - 24
- Accessory Rail: M-LOK
- Grip Type: Polymer
- Forend Type: Alloy
Modularity and Performance:
The MCX SPEAR sets a new benchmark for rifle performance with its advanced 6.8x51 hybrid ammunition and superior modularity. Designed for versatility, this platform allows users to quickly switch between calibers and adapt to any situation. Featuring fully ambidextrous controls, a folding telescopic stock, and an adjustable gas system, the MCX SPEAR is built for precision, reliability, and adaptability in any environment.
Experience the next generation of firepower with the SIG Sauer MCX SPEAR, the rifle that brings a new era of performance to both the U.S. military and the civilian market.
| Manufacturer | SIG SAUER |
| Pricing Unit | GN |
| Model | SIGMCX-SPEAR |
| UPC | 798681703081 |
| SKU | RSPEAR-68-16B-NG |
| Width | 11.2000 |
| Length | 46.5000 |
| Height | 4.2000 |
| Weight | 12.2000 |
| Ignore State Restriction - VA | 1 |


