# Mountain Billy Gun Lab Goat-15 ATOM .22LR 7.8in

**Brand:** Mountain Billy Gun Lab
**Category:** Semi-Automatic Handguns
**Caliber:** .22 LR

## Specifications

- **Caliber:** .22 LR
- **Barrel Length:** 7.8"
- **UPC:** 850022225505
- **SKU:** UCExpudDF

## Description

The Mountain Billy Gun Lab Goat-15 ATOM is a .22 LR pistol with a 7.8-inch barrel and an MLOK handguard. A rear rail is included for accessory mounting. The AR-15-pattern pistol format puts the controls in a familiar layout without the length of a rifle.

### Key Specifications
- **Brand**: Mountain Billy Gun Lab
- **Model**: Goat-15 ATOM
- **Caliber**: .22 LR
- **Action**: Semi Auto
- **Barrel Length**: 7.8 in

### Detailed Features
- 7.8-inch barrel in a pistol configuration
- MLOK handguard for accessory attachment
- Rear accessory rail
- AR-15-pattern controls and ergonomics
- .22 LR chambering

## Frequently Asked Questions

**Q: What caliber is the Goat-15 ATOM?**

A: The Goat-15 ATOM is chambered in .22 LR.

**Q: Who makes the Goat-15 ATOM?**

A: The Goat-15 ATOM is made by Mountain Billy Gun Lab.

**Q: What type of firearm is the Goat-15 ATOM?**

A: The Goat-15 ATOM is a semi-automatic pistol with an AR-15-pattern layout and a 7.8-inch barrel.

**Q: What is the barrel length of the Goat-15 ATOM?**

A: The Goat-15 ATOM has a 7.8-inch barrel.

**Q: Does the Goat-15 ATOM have an MLOK handguard?**

A: Yes. The Goat-15 ATOM comes with an MLOK handguard and a rear accessory rail.

**Q: Where can I buy the Goat-15 ATOM?**

A: Compare current vendor offers on this page.

## What Customers Say

*AI-generated insights from customer reviews*

Owners of the Goat-15 ATOM appreciate the AR-15-style ergonomics in a compact .22 LR pistol package. The MLOK handguard gets consistent praise for keeping the overall weight down while allowing light and sight accessories to be added without bulk.

The 7.8-inch barrel length is a deliberate trade-off. Shooters who want a plinker that travels easily find the compact size ideal; those expecting rifle-style accuracy at distance note the shorter sight radius takes adjustment. Trigger feel on the ATOM splits opinion, with some owners finding it acceptable for a rimfire pistol and others recommending an aftermarket upgrade early.

Mountain Billy Gun Lab is a smaller manufacturer, and owners who went through the purchase process comment that availability and lead times can be inconsistent. Those who received the pistol generally report solid fit and finish for the price class, though support options are more limited than with larger brands.

## Pricing

**8 offers available**

| Vendor | Price |
|--------|-------|
| Shootingsurplus Com | $418.26 |
| Buds Gun Shop | $435.99 |
| Impactguns Com | $443.49 |
| Guns Com | $449.00 |
| Grabagun Com | $449.00 |
| Globalordnance Com | $449.00 |
| Centerfiresystems Com | $449.99 |
| Deguns | $451.99 |

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- [Mountain Bill Gun Lab Goat-15 Atom .22 LR 7.8in Black](https://gunsnation.com/p/mountain-bill-gun-lab-goat-15-atom-22-lr-7-8in-black/UCExpudHp)
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*Data from [GunsNation](https://gunsnation.com)*