# Sig Sauer MCX R - Guns For Sale

The Sig Sauer MCX-R is built on Sig's MCX platform and uses a short-stroke gas piston system for reliable cycling and reduced recoil. It chambers 5.56 NATO, .300 Blackout, and 7.62x39mm, and features a monolithic upper receiver that allows quick barrel swaps for caliber and length changes. The gas piston system holds up under adverse conditions, making it suitable for tactical work, hunting, and competition.

## Featured Firearms (2 total)

| Product | Caliber | Price |
|---------|---------|-------|
| [Sig Sauer MCX-R Regulator Coyote 5.56mm Optics-Ready Rifle](https://gunsnation.com/p/sig-sauer-mcx-r-regulator-coyote-5-56mm-optics-ready-rifle/UCE3nP0HN) | 5.56 NATO | - |
| [Sig Sauer MCX-R Regulator 5.56 NATO FDE 16" w/Romeo2 Red Dot](https://gunsnation.com/p/sig-sauer-mcx-r-regulator-5-56-nato-fde-16-w-romeo2-red-dot/UCE3nP0Q8) | 5.56 NATO | - |

## Related Tags

- [Concealed Carry](https://gunsnation.com/t/concealed-carry)
- [Home Defense](https://gunsnation.com/t/home-defense)
- [Tactical](https://gunsnation.com/t/tactical)
- [Hunting](https://gunsnation.com/t/hunting)
- [Optic-Ready](https://gunsnation.com/t/optic-ready)
- [Best 9mm Handguns](https://gunsnation.com/t/best-9mm-handguns)
- [Military Classic](https://gunsnation.com/t/military-classic)
- [Match Pistols](https://gunsnation.com/t/match-pistols)

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*Data from [GunsNation](https://gunsnation.com)*