SIG SAUER MCX for Sale
Browse Sig Sauer MCX listings from verified sellers across the U.S. on GunsAmerica.
Quick Look
The Sig Sauer MCX was introduced in 2015 as a modular, adaptable rifle platform. It emphasizes versatility with quick caliber and barrel changes for varied missions. The MCX remains popular among shooters seeking a compact, reliable rifle with modern design.
Why It's a Top Choice
- Modular design allows fast caliber swaps
- Compact, lightweight for urban and tactical use
- Reliable short-stroke piston system
- Extensive aftermarket parts and accessories
- Ambidextrous controls suit all shooters
Key Variants
MCX Virtus
Latest MCX iteration offering enhanced durability and reduced weight for professional use.
MCX VIRTUS Patrol
Optimized for law enforcement with reliability and user-friendly features.
MCX Carbine
Classic fixed stock model suited for civilian and tactical operators.
Competitor Comparison Table
| Feature | Sig Sauer MCX | Daniel Defense DDM4 | FN SCAR |
|---|---|---|---|
| MSRP | $1,800 - $2,200 | $1,500 - $2,000 | $2,500 - $3,500 |
| Capacity / Size | Modular (varies), Up to 30 rounds | Standard AR size, 30 rounds | Compact battle rifle, 20-30 rounds |
| Weight | 6.9 - 7.9 lbs | 6.5 - 7.5 lbs | 7.9 - 8.9 lbs |
| Optics-Ready | Yes, Picatinny Rail | Yes, M-LOK + Picatinny | Yes, Picatinny Rail |
| Trigger Type | Two-stage, semi-auto | Two-stage, semi-auto | Single-stage or two-stage |
| Notable Pro | Versatile modularity | Proven reliability | Battle-proven durability |
| Notable Con | Higher price point | Less modular | Heavier weight |
Best Use Cases
- Tactical and law enforcement operations
- Home defense and personal security
- Range training and recreational shooting
- Competition in 3-gun and tactical matches
- Modular platform for custom builds
FAQs
Can I change calibers on the Sig Sauer MCX?
Yes, the MCX supports quick caliber and barrel swaps, allowing transitions between calibers like 5.56 NATO and .300 Blackout.
What is the trigger type on the Sig Sauer MCX?
The MCX features a two-stage semi-auto trigger designed for smooth and consistent shooting.
How does the MCX differ from traditional AR-15 rifles?
Unlike AR-15s, the MCX uses a short-stroke gas piston system and modular design for enhanced reliability and rapid configuration changes.
Prefer nearby results? Toggle to search local listings.
SIG SAUER MCX GEN1 300BLK 16" (USED)
$1,599.00
SIG SAUER MCX VIRTUS 5.56 PISTOL 11.5"
$2,599.99
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