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 SIGs 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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