Description
SIG Sauer MCX-SPEAR LT IR 5.56 NATO Pistol, 11.5″ Barrel, FDE, 30-Round
The SIG Sauer MCX-SPEAR LT IR 5.56 pistol is an 11.5-inch MCX-SPEAR LT pistol with Gen II NiR FDE Cerakote, fully ambidextrous controls, and a gas piston operating system. It is built for compact handling while retaining the modular MCX-SPEAR LT feature set.
The IR configuration adds reduced infrared signature coating, a lightweight ergonomic handguard, SIG flat blade match trigger, and a Rocksett SIG QD suppressor-ready flash hider.
- Chambered in 5.56 NATO
- 11.5-inch cold hammer forged carbon steel barrel
- 1:7 twist rate
- Gas piston operating system
- Adjustable gas system
- Gen II NiR FDE Cerakote receiver finish
- SIG flat blade match trigger
- M-LOK alloy handguard
- Includes one 30-round polymer magazine
- FFL required for transfer
Fitment Notes
This is a pistol configuration. Verify all state and local requirements before ordering.












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