# Mountain Billy Gun Goat-15 Helium .22 LR 16in Black

**Brand:** Mountain Billy Gun Lab
**Category:** AR Style Rifles
**Caliber:** .22 LR

## Specifications

- **Caliber:** .22 LR
- **Barrel Length:** 16"
- **UPC:** 850022225253
- **SKU:** UCExpud9B

## Description

The Mountain Billy Gun Goat-15 Helium is an AR-pattern rifle chambered in .22 LR with a 16-inch threaded barrel. It has a black finish and ships with a 10-round magazine.

### Key Specifications
- **Brand**: Mountain Billy Gun
- **Model**: Goat-15 Helium
- **Caliber**: .22 LR
- **Action**: Semi Auto
- **Barrel Length**: 16"
- **Capacity**: 10
- **Color/Finish**: Black

### Detailed Features
- 16-inch threaded barrel
- AR-pattern controls and layout in .22 LR
- Black finish throughout
- 10-round magazine
- Threaded muzzle for device compatibility

## Frequently Asked Questions

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

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

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

A: Mountain Billy Gun makes the Goat-15 Helium.

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

A: It is a semi-auto AR-pattern rifle.

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

A: The Goat-15 Helium has a 16-inch barrel.

**Q: Is the Goat-15 Helium threaded?**

A: Yes, the Goat-15 Helium has a threaded barrel.

**Q: How many rounds does the Goat-15 Helium hold?**

A: It ships with a 10-round magazine.

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

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 thing weighs nothing. Imagine this thing with a suppressor and an FRT trigger and a much higher capacity magazine.
>
> — [Tiberious Gib](https://www.youtube.com/watch?v=lYbwOj-TrLQ&t=30s)

> The trigger is pretty darn nice. It's also a proprietary trigger. It's a single stage trigger with not a lot of creep, a good reset. It breaks around 4 lb. The trigger is solid.
>
> — [Tiberious Gib](https://www.youtube.com/watch?v=lYbwOj-TrLQ&t=129s)

> Overall, it was extremely reliable through the four different types of ammo we shot through it. There was a couple of failure to fires.
>
> — [Tiberious Gib](https://www.youtube.com/watch?v=lYbwOj-TrLQ&t=596s)

> The locking safety is dope. The single round magazine is dope and I really love that it is made in the United States. I don't have any cons of it at all.
>
> — [Tiberious Gib](https://www.youtube.com/watch?v=lYbwOj-TrLQ&t=650s)

## What Customers Say

*AI-generated insights from customer reviews*

Owners of the Goat-15 Helium appreciate the .22 LR chambering in a familiar AR-pattern layout, which makes it well-suited for lower-cost range sessions and training without switching platforms. The threaded barrel gets positive mentions from those looking to add a suppressor.

As a smaller brand, Mountain Billy Gun draws some skepticism about long-term parts availability and customer service compared to established .22 LR AR makers. First-time owners generally report the rifle cycles reliably with quality .22 LR ammunition, though some note sensitivity to bulk or low-velocity loads.

The 10-round capacity is occasionally mentioned as a limitation, particularly for users expecting higher-capacity options common in other .22 LR semi-autos. That said, for its niche as a lightweight trainer, the Goat-15 Helium earns reasonable marks.

## Pricing

**9 offers available**

| Vendor | Price |
|--------|-------|
| Shootingsurplus Com | $407.40 |
| Buds Gun Shop | $425.49 |
| Kygunco Com | $431.25 |
| Impactguns Com | $431.99 |
| Gritrsports Com | $438.99 |
| Guns Com | $439.00 |
| Grabagun Com | $439.00 |
| Globalordnance Com | $439.00 |
| Deguns | $440.99 |

## Similar Products

- [Mountain Billy Gun Lab Goat-15 ATOM .22LR 7.8in](https://gunsnation.com/p/mountain-billy-gun-lab-goat-15-atom-22lr-7-8in/UCExpudDF)
- [Mountain Bill Gun Lab GOAT-15 Helium .22 LR 16in](https://gunsnation.com/p/mountain-bill-gun-lab-goat-15-helium-22-lr-16in/UCExpudHY)
- [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)
- [Retay RA15-22 .22 LR 16in Black](https://gunsnation.com/p/retay-ra15-22-22-lr-16in-black/UC3Otm0Tb)
- [Tippmann Arms M4-22 .22 LR 16in Black](https://gunsnation.com/p/tippmann-arms-m4-22-22-lr-16in-black/UCExrnthK)
- [Faxon Firearms FX22 .22 LR 16in Black](https://gunsnation.com/p/faxon-firearms-fx22-22-lr-16in-black/UCEN4Vkw7)

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