# NEMO Mongoose 9mm 5.8in Black

**Brand:** NEMO Arms
**Category:** Pistol Caliber Carbines
**Caliber:** 9mm

## Specifications

- **Caliber:** 9mm
- **Barrel Length:** 5.8"
- **UPC:** 850021104429
- **SKU:** UCExppvZN

## Description

The NEMO Mongoose is a 9mm semi-automatic pistol-format PCC with a 5.8-inch barrel. It ships with a compensator mounted to the muzzle and a Picatinny rail for accessories. The Mongoose accepts CZ Scorpion magazines and has a 35-round capacity.

### Key Specifications
- **Brand**: NEMO
- **Model**: Mongoose
- **Caliber**: 9mm
- **Action**: Semi Auto
- **Capacity**: 35rd
- **Barrel Length**: 5.8 in
- **Color/Finish**: Black

### Detailed Features
- 5.8-inch barrel with cap compensator
- Picatinny rail for optic or accessory mounting
- Accepts CZ Scorpion magazines
- 35-round magazine capacity
- Pistol-format PCC configuration

## Frequently Asked Questions

**Q: What caliber is the Mongoose?**

A: The NEMO Mongoose is chambered in 9mm.

**Q: Who makes the Mongoose?**

A: The Mongoose is made by NEMO Arms.

**Q: What type of firearm is the Mongoose?**

A: It is a semi-automatic pistol-format pistol-caliber carbine.

**Q: What is the barrel length of the Mongoose?**

A: The Mongoose has a 5.8-inch barrel.

**Q: How many rounds does the Mongoose hold?**

A: It has a 35-round capacity.

**Q: Does the Mongoose have a compensator?**

A: Yes, the Mongoose ships with a cap compensator mounted to the muzzle.

**Q: What magazines does the Mongoose accept?**

A: The Mongoose accepts CZ Scorpion magazines.

**Q: Where can I buy the Mongoose?**

A: Compare current vendor offers on this page.

## What Customers Say

*AI-generated insights from customer reviews*

Owners of the NEMO Mongoose gravitate toward it because of the CZ Scorpion magazine compatibility, which makes sourcing spare mags straightforward. The included compensator gets favorable notes for keeping muzzle rise manageable on a short pistol platform.

Ergonomics feedback is generally positive for a pistol-format PCC, though the 5.8-inch barrel and overall package size means it sits in an awkward space between a compact carry piece and a full carbine. Some owners add a brace or stock configuration depending on their jurisdiction and intended use.

The Mongoose is a niche product and NEMO is a smaller manufacturer, so the aftermarket support and parts availability draws mixed reactions. Buyers who do their research beforehand tend to be satisfied; those expecting the parts ecosystem of a common platform sometimes feel underserved.

## Pricing

**1 offers available**

| Vendor | Price |
|--------|-------|
| Primaryarms Com | $1779.99 |

## Reviews

**Average Rating:** 4.0/5 (1 reviews)

> **katie_6** (4/5): Recoil is pleasantly soft and mine has been exceptionally reliable through 1000 rounds, with only one early feeding failure. The missing threaded barrel costs it a star.

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