Description
The SIG SAUER MCX SPEAR LT PISTOL 5.56X45MM NATO SEMI AUTOMATIC 30 ROUNDS 11.5 BARREL is a compact, piston-driven firearm designed for maneuverability and reliability. Built on the next-generation MCX platform, it delivers the terminal performance of a 5.56 NATO rifle cartridge in a package sized for close-quarters and vehicle use. This 6.1 lb., Coyote Tan pistol is a modern evolution of the battle-proven MCX system, offering a robust and adaptable tool for the demanding user.
Key Features
- Short-Stroke Piston System: Runs cleaner and cooler than direct impingement, especially with a suppressor. When it comes to home defense or extended training sessions, reliability under adverse conditions is non-negotiable.
- 11.5″ Cold Hammer-Forged Barrel: Optimizes 5.56mm velocity and accuracy from a compact form. It’s the sweet spot for ballistic performance without the bulk of a 16-inch rifle.
- Folding/Telescoping Stock Assembly: The included SIG minimalist stock folds for storage and transport, and telescopes for a custom length of pull. It makes the package incredibly compact.
- Full-Ambidextrous Controls: Bolt catch/release, safety selector, and magazine release are mirrored for left or right-handed operation.
- M-LOK Handguard: The free-floating, full-length rail provides ample real estate for lights, lasers, and grips without adding unnecessary weight.
Specifications & Details
| Specification | Detail |
|---|---|
| Caliber | 5.56x45mm NATO |
| Barrel Length | 11.5 inches |
| Overall Length (Stock Extended) | Approx. 28.5 inches |
| Weight (Unloaded) | 6.1 lbs |
| Action | Semi-Automatic, Short-Stroke Piston |
| Finish | Coyote Tan |
| Magazine Capacity | 30 Rounds (1 included) |
Here’s the thing—this isn’t a modified AR-15. The MCX SPEAR LT’s proprietary operating system and monolithic upper receiver are designed from the ground up for hard use. The 6.1 lb. weight is a significant advantage during dynamic movement or prolonged carries, and the 30-round capacity gives you a serious reserve. At $2249.99, you’re investing in a system that’s drop-in ready for optics and accessories, requiring no gunsmithing to set up for your specific role. It ships to Missouri and compliant US states.
Who It’s For
This pistol is for the serious end-user who needs a compact, go-anywhere rifle-caliber weapon. Think of the professional who requires a dependable truck gun, the prepared citizen building a versatile home defense system, or the shooter who demands a suppressor-host that won’t choke on backpressure. Its compatibility with many standard AR-15 triggers and pistol grips means you can personalize it with familiar components from brands like Geissele or Magpul.
Pros & Cons
Pros: Superior piston-driven reliability in a compact format. The folding stock is a game-changer for storage. It’s incredibly lightweight for its capabilities and comes from a lineage with proven military adoption. The fully ambidextrous design is executed perfectly.
Cons: The premium price point places it above many AR-15 pistols. It uses proprietary internal components like the bolt carrier group, so spare parts aren’t as ubiquitous as the mil-spec AR market. The 11.5″ barrel, while effective, does sacrifice some long-range velocity compared to a 16″ or 20″ barrel.
Frequently Asked Questions
Q: Does this use standard AR-15 magazines?
A: Yes. The SIG MCX SPEAR LT accepts all standard AR-15 / M4-pattern magazines, including Magpul PMAGs and USGI aluminum mags. The included magazine is a 30-round SIG Sauer model.
Q: Is the muzzle device removable for a suppressor?
A: Absolutely. The barrel features a standard 1/2×28 thread pattern under the factory flash hider, allowing direct attachment of many common 5.56mm suppressors. The piston system is specifically tuned to run well with a can attached.
Q: What is the overall length with the stock folded?
A: With the SIG minimalist stock folded, the overall length is reduced to approximately 20.5 inches. This makes the package exceptionally easy to store in a backpack, vehicle console, or compact safe.
Ready to handle a next-generation compact firearm? This SIG SAUER MCX SPEAR LT Pistol is available at firearms-missouri.com for Missouri residents and nationwide. FFL transfer required for firearm purchases.
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