The SIG SAUER MCX Spear-LT is a semi-automatic pistol chambered in 7.62x39 with an 11.5-inch barrel and a folding pistol brace. It has a 28-round capacity and comes in a Coyote finish. The platform is built on the MCX operating system with a pistol brace configuration. 
 

Key Specifications 

• Brand: SIG SAUER 
• Model: MCX Spear-LT 
• Caliber: 7.62x39 
• Action: Semi Auto 
• Capacity: 28 rounds 
• Barrel Length: 11.5 inches 
• Color/Finish: Coyote 
   

Detailed Features 

• Semi-automatic pistol on the MCX platform in 7.62x39 
• 11.5-inch barrel 
• Folding pistol brace included 
• 28-round capacity 
• Coyote finish

Owners of the SIG SAUER MCX Spear-LT in 7.62x39 appreciate the combination of the MCX platform's build quality with a caliber that is widely available and affordable. The folding brace is a practical feature that comes up frequently in owner feedback, as it makes the pistol easier to transport and store. The Coyote finish gets positive comments for its durability.

The 11.5-inch barrel and pistol configuration attract buyers who want a compact platform chambered for a harder-hitting cartridge. Some owners note that the 7.62x39 chambering in a short barrel produces noticeable muzzle blast and concussion, which is a trade-off that splits opinion. Magazine compatibility is a point of interest; owners discuss which 7.62x39 magazines work reliably with the Spear-LT.

At its price point, the MCX Spear-LT draws comparisons to other AR-pattern pistols in the same caliber. SIG's quality control and warranty support are cited as reasons to pay the premium, though some buyers feel the cost is high relative to competing options. The MCX operating system is generally regarded as refined, and reliability feedback is positive from most owners.