# CMMG Dissent Mk3 8.6 BLK 12.5in Tungsten

**Brand:** CMMG
**Category:** Handguns
**Caliber:** 8.6 BLK

## Specifications

- **Caliber:** 8.6 BLK
- **Barrel Length:** 12.5"
- **Finish:** Tungsten
- **UPC:** 810148629861
- **SKU:** UCEGJR5Ur

## Description

The CMMG Dissent Mk3 is a semi-automatic, large-format pistol chambered in 8.6 BLK with a 12.5-inch threaded barrel and a tungsten finish. It ships with a stabilizing brace at the rear and a compact M-LOK handguard, and it has no factory iron sights so the top rail stays clear for optics. Controls are ambidextrous for use from either side.

### Key Specifications
- **Brand:** CMMG
- **Model:** Dissent Mk3
- **Caliber:** 8.6 BLK
- **Action:** Semi Auto
- **Capacity:** 30+1
- **Barrel Length:** 12.5"
- **Finish:** Tungsten

### Detailed Features
- Threaded 12.5-inch barrel fitted with a Zeroed linear compensator
- Adjustable gas block for tuning the action to different loads
- Compact M-LOK handguard for lights, foregrips, and other accessories
- TriggerTech AR-D trigger for a lighter, more consistent pull
- Ambidextrous safety and controls for left- and right-handed shooters
- Rear brace for stabilized one-hand use

## What Customers Say

*AI-generated insights from customer reviews*

Owners of the CMMG Dissent line generally report solid reliability once the gas system is tuned to their ammunition, which is typical for adjustable-gas AR-pattern platforms chambered in a newer caliber like 8.6 BLK. Some new owners note a short break-in period before cycling smooths out, and a few mention needing to adjust the gas block for suppressed versus unsuppressed use.

As a braced pistol, the Dissent Mk3 is praised for being more maneuverable than a full-length rifle while still offering a stable shooting platform with the brace deployed. The M-LOK handguard makes it easy to add a light or foregrip, and the ambidextrous controls get positive feedback from left-handed shooters. Some find the overall package front-heavy once optics and accessories are added.

The Dissent competes in a growing large-format pistol market, and owners generally see it as a premium option since features like the TriggerTech trigger and linear compensator come standard rather than needing aftermarket upgrades. As an AR-pattern design chambered in a newer caliber, magazine and ammunition selection is narrower than mainstream chamberings, which some buyers weigh against the platform's advantages.

## Pricing

**2 offers available**

| Vendor | Price |
|--------|-------|
| Classicfirearms Com | $2000.03 |
| Kygunco Com | $2059.83 |

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