Description
SIG Sauer MCX-SPEAR LT IR 300 BLK Pistol, 9″ Barrel, FDE, 30-Round
The SIG Sauer MCX-SPEAR LT IR 300 BLK pistol is a compact MCX-SPEAR LT configuration built around a 9-inch cold hammer forged barrel and Gen II NiR FDE Cerakote receiver finish. It combines 300 BLK performance with the modularity and ambidextrous handling of the SPEAR LT platform.
This pistol includes a gas piston operating system, adjustable gas system, SIG flat blade match trigger, M-LOK handguard, and Rocksett SIG QD suppressor-ready flash hider.
- Chambered in 300 BLK
- 9-inch cold hammer forged carbon steel barrel
- 1:5 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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