# Sig Sauer MCX Spear-LT 5.56 NATO 11.5in FDE

**Brand:** SIG Sauer
**Category:** AR Style Rifles
**Caliber:** 5.56 NATO

## Specifications

- **Caliber:** 5.56 NATO
- **Barrel Length:** 11.5"
- **UPC:** 798681699643
- **SKU:** UCE3nP17T

## Description

The Sig Sauer MCX Spear-LT is an AR-pattern semi-automatic pistol chambered in 5.56 NATO with an 11.5-inch barrel and a 30-round capacity. It ships in a Coyote Cerakote finish with a folding brace and polymer grips. This configuration is built around the MCX platform with the IR-designated variant.

### Key Specifications
- **Brand**: Sig Sauer
- **Model**: MCX Spear-LT
- **Caliber**: 5.56 NATO
- **Action**: Semi Auto
- **Barrel Length**: 11.5 in
- **Capacity**: 30+1
- **Color/Finish**: Coyote Cerakote (FDE)

### Detailed Features
- 11.5-inch barrel with a folding brace configuration
- Coyote Cerakote finish
- 30-round magazine
- Polymer grips
- Semi-automatic AR-pattern operation in a pistol configuration

## Frequently Asked Questions

**Q: What caliber is the MCX Spear-LT?**

A: The MCX Spear-LT is chambered in 5.56 NATO.

**Q: Who makes the MCX Spear-LT?**

A: The MCX Spear-LT is made by Sig Sauer.

**Q: What type of firearm is the MCX Spear-LT?**

A: It is a semi-automatic AR-pattern pistol built on the MCX platform with a folding brace.

**Q: What is the barrel length of the MCX Spear-LT?**

A: The MCX Spear-LT has an 11.5-inch barrel.

**Q: How many rounds does the MCX Spear-LT hold?**

A: It comes with a 30-round magazine for a total capacity of 30+1.

**Q: What finish does the MCX Spear-LT come in?**

A: It has a Coyote Cerakote finish, also described as FDE.

**Q: Where can I buy the MCX Spear-LT?**

A: Compare current vendor offers on this page.

## What Reviewers Say

*Quoted verbatim from YouTube reviews. Each link opens the video at the moment quoted.*

> This is probably the best single stage trigger I've ever felt in any rifle platform that is stock configurated.
>
> — [Colion Noir](https://www.youtube.com/watch?v=2VUkwZQcsiU&t=303s)

> This I love The Recoil impulse because it allows me to be predictable with the gun.
>
> — [Colion Noir](https://www.youtube.com/watch?v=2VUkwZQcsiU&t=259s)

> This rifle is not very balanced what I mean by that is it tends to be front heavy.
>
> — [Colion Noir](https://www.youtube.com/watch?v=2VUkwZQcsiU&t=431s)

> For people who have a bunch of AR-15s essentially people who don't own an AR-15 won't really be able to appreciate the uniqueness of the spear LT.
>
> — [Colion Noir](https://www.youtube.com/watch?v=2VUkwZQcsiU&t=550s)

> Relatively light but the moment you put anything on the front whether it be a light laser or hell even iron sights the spear LT start showing its BBW real quick.
>
> — [Colion Noir](https://www.youtube.com/watch?v=2VUkwZQcsiU&t=517s)

## What Customers Say

*AI-generated insights from customer reviews*

Owners of the MCX Spear-LT frequently cite the folding brace as the standout practical feature, noting it makes storage and transport more compact than a fixed-stock rifle. The Coyote Cerakote finish is appreciated for corrosion resistance and the low-visibility color.

The 11.5-inch barrel is a compromise that divides buyers. Those running it suppressed find the shorter barrel ideal for overall length. Those shooting unsuppressed note increased concussion and muzzle blast compared to 14.5 or 16-inch configurations, especially indoors or at close-range bays.

The MCX Spear-LT carries a premium price for the platform, and owners generally feel the build quality justifies it. A recurring comment is that the proprietary MCX buffer system and folding mechanism are well-executed but limit compatibility with standard AR-15 parts, which some find limiting for customization.

## Pricing

**3 offers available**

| Vendor | Price |
|--------|-------|
| Impactguns Com | $2499.99 |
| Primaryarms Com | $2499.99 |
| Guns Com | $2849.99 |

## Similar Products

- [Sig Sauer MCX-SPEAR-LT 5.56 NATO 9in Black](https://gunsnation.com/p/sig-sauer-mcx-spear-lt-5-56-nato-9in-black/UCE3nOwZw)
- [Sig Sauer MCX Spear-LT MultiCam 5.56 NATO 11.5" Pistol](https://gunsnation.com/p/sig-sauer-mcx-spear-lt-multicam-5-56-nato-11-5-pistol/UCE3nOxbX)
- [SIG SAUER MCX Spear-LT .223/5.56 FDE Semi-Auto Rifle](https://gunsnation.com/p/sig-sauer-mcx-spear-lt-223-5-56-fde-semi-auto-rifle/UCE3nP18M)
- [Sig Sauer MCX Spear LT 5.56 NATO 11.5" Pistol - Coyote Tan](https://gunsnation.com/p/sig-sauer-mcx-spear-lt-5-56-nato-11-5-pistol-coyote-tan/UCE3nOrHb)
- [Sig Sauer MCX Spear-LT Coyote 5.56 NATO Semi-Auto Rifle](https://gunsnation.com/p/sig-sauer-mcx-spear-lt-coyote-5-56-nato-semi-auto-rifle/UCE3nOr28)
- [Sig Sauer MCX Spear LT 7.62x39mm 11.5in Black](https://gunsnation.com/p/sig-sauer-mcx-spear-lt-7-62x39mm-11-5in-black/UCE3nP2ES)

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