| Brand | Sig Sauer |
| SKU | — |
| UPC | — |
| Action | Double Action |
| Finish | Flat Dark Earth |
| Capacity | 30+1 |
| Grip Safety | No |
| Optic Ready | Yes |
| Barrel Length | 9 inches |
| Caliber / Gauge | .300 Blackout |
| Manual Safety | Yes |
| Overall Length | 27.5 inches |
| Trigger Safety | No |
| Threaded Barrel | Yes |
| Condition | New |
Firearms ship to the FFL dealer you name at checkout. Price and stock are re-checked live when you order.
The SIG SAUER MCX-SPEAR LT in .300 Blackout is a compact NFA SBR built on the MCX platform, combining a lightened handguard, an improved-accuracy lightened profile barrel, and AR15-style trigger compatibility. This 9-inch configuration supports modern optic setups and suppressor-ready use while keeping the system streamlined for quick handling.
Upgrade to a modern MCX-SPEAR LT platform tuned for compact .300 Blackout use and dependable semi-automatic cycling.