Sig Sauer MCX-SPEAR LT IR Pistol 5.56 NATO 11.5″ 30rd

Description

The SIG Sauer MCX-SPEAR LT IR is a compact, modular AR-platform pistol built for adaptable field use. Chambered for 5.56 NATO with an 11.5-inch threaded barrel, it features a lightweight M-LOK handguard and a folding pistol brace for reduced transport length. The rifle-grade operating system uses a gas-piston design and the receiver is finished in a Gen II NiR FDE Cerakote for corrosion resistance and reduced thermal signature.

Key Specifications

• The caliber is .223 Rem/5.56 NATO.
• The barrel measures 11.5 inches and is threaded 1/2″-28.
• The action type is Semi-Auto.
• The operating system is a Gas Piston design.
• The magazine capacity is 30 rounds.
• The package includes 1 x 30-round polymer magazine.
• The receiver finish is Gen II NiR FDE Cerakote.
• The barrel material is cold hammer-forged carbon steel.
• The handguard is a 10″ lightweight M-LOK fore-end.
• The stock/brace is a folding pistol brace (tele-fold/PCB).

Designed for compact, mission-ready applications and range use, the MCX-SPEAR LT IR combines a short, threaded barrel and folding brace with SIG’s match-style trigger and ambidextrous controls to deliver a configurable, workmanlike platform. The combination of a corrosion-resistant Cerakote finish, interchangeable-barrel architecture and an M-LOK accessory interface makes it straightforward to tailor the pistol to specific roles while preserving durability and reliability.

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