MCX SPEAR LT PISTOL | 5.56 Semi-Auto Firearm

$227,609.00

A compact, piston-driven 5.56 pistol built for reliability in confined spaces. Features a folding stock, ambi controls, and uses standard AR mags.

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Description

The MCX SPEAR LT PISTOL Handguns Semi Auto is a compact, piston-driven firearm that bridges the gap between a full-size rifle and a traditional handgun. Built on Sig Sauer’s next-generation platform, it offers rifle-caliber performance in a highly maneuverable package designed for dynamic use in close quarters and confined spaces. This is not a range toy; it’s a purpose-built tool for when space is limited but terminal performance cannot be compromised.

Key Features

  • Short-stroke gas piston system for reliable, clean operation.
  • Folding, collapsible minimalist stock for extreme portability and storage.
  • Chambered in 5.56 NATO/.223 Remington for common, effective ammunition.
  • Free-floating M-LOK handguard for accessory mounting without gunsmithing.
  • Ambidextrous controls for left- or right-handed operation.
  • Two-stage match-grade trigger for enhanced control.

Specifications & Details

Caliber 5.56 NATO / .223 Remington
Barrel Length 11.5 inches
Overall Length (Stock Folded) 23.5 inches
Weight (Unloaded) 6.2 lbs
Magazine Capacity 30 Rounds (Compatible with standard AR-15/M4 magazines)
Action Semi-Automatic, Short-Stroke Piston

Here’s the thing—this platform is built for adaptability. The 11.5-inch barrel provides a significant ballistic advantage over pistol-caliber carbines while keeping the overall length manageable. At 6.2 pounds unloaded, it’s light enough for extended handling but has enough mass to mitigate recoil. The folding stock is the real game-changer, allowing you to stow the entire system in a standard backpack or vehicle compartment. This pistol is drop-in ready with a wide array of AR-15 pattern parts and accessories, meaning you can tailor it to your exact needs without specialized tools. The price point of $2276.09 reflects its position as a premium, duty-grade firearm, not a budget build.

Who It’s For

This is for the end-user who needs a primary defensive tool that outperforms a handgun but must operate in environments where a full-length rifle is impractical. Think home defense where you need to clear hallways and corners, or for a vehicle-based kit where space is at a premium. It’s also an ideal platform for the serious shooter who values the modularity and aftermarket support of the AR-15 ecosystem but wants the modern reliability and compact profile of a piston-driven system. It ships to Missouri and compliant US states, ready for your FFL transfer.

Pros & Cons

Pros: Exceptional reliability from the piston system, which runs cleaner and cooler than direct impingement. The folding stock drastically improves portability. Uses ubiquitous and affordable 5.56 ammo and standard AR mags. Superior ergonomics and control layout compared to many PDW-style firearms.

Cons: The premium price tag is a significant investment. The 11.5-inch barrel sacrifices some velocity compared to a 16-inch carbine. As a pistol-brace-regulated firearm, users must stay current on federal and state regulations concerning its configuration and use.

Frequently Asked Questions

Q: What magazines does it use?

A: It uses standard AR-15/M4 pattern magazines, including Magpul PMAGs and USGI aluminum mags. This commonality is a major logistical advantage.

Q: Is the handguard compatible with aftermarket accessories?

A: Yes. The handguard features a full-length M-LOK attachment system, allowing you to mount lights, lasers, grips, and other gear from brands like SureFire, Streamlight, and Magpul directly without needing an adapter.

Q: Can I attach a suppressor?

A: The barrel is threaded 1/2×28, making it ready for a direct-thread or quick-attach muzzle device and suppressor. The piston system also handles suppressed shooting well, with reduced gas blowback to the shooter’s face compared to some direct impingement setups.

When it comes to securing your perimeter or having a capable, compact force multiplier, the MCX SPEAR LT PISTOL provides a proven solution. Its blend of cutting-edge design and practical, field-proven features makes it a standout choice for the demanding user. Explore this platform and see the full specifications available at firearms-missouri.com for Missouri residents and nationwide.

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