Description
The Real MCX-SPEAR LT IR 300 BLK 9″ SBR is a factory-built short-barreled rifle from SIG Sauer, representing the latest evolution of the MCX platform. This model features a 9-inch cold hammer-forged barrel chambered in 300 Blackout, optimized for suppressed fire. It comes standard with an integrated folding stock and a MIL-STD-1913 rail at the rear for mounting infrared aiming devices, built on a durable aluminum upper and lower receiver with a hard-anodized finish for maximum resilience.
Key Features
- Factory SBR with 9″ cold hammer-forged barrel in 300 Blackout.
- Integrated folding stock and MIL-STD-1913 IR device rail.
- Short-stroke gas piston system for reliable suppressed operation.
- Monolithic M-LOK handguard for direct accessory attachment.
- Two-stage match-grade trigger and ambidextrous controls.
Specifications
| Caliber / Type | 300 AAC Blackout / SBR |
|---|---|
| Material | Aluminum Alloy |
| Finish | Hard-Coat Anodized |
| Compatibility | SIG MCX-SPEAR LT platform |
| Weight | Approx. 6.2 lbs |
The 300 Blackout cartridge is engineered for optimal ballistic performance from short barrels, maintaining subsonic capability with heavy bullets for suppressed use. The MCX-SPEAR LT’s adjustable gas piston system directly addresses the increased backpressure from suppressors, reducing fouling and ensuring reliable cycling. This design, combined with the robust barrel and receiver, provides a durable platform for tactical and defensive applications where compact size and sound reduction are critical.




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