# Springfield Hellion: 5.56 NATO Bullpup Semi-Auto Rifle

**Brand:** Springfield Armory
**Category:** Bullpup Rifles
**Caliber:** 5.56 NATO

## Specifications

- **Caliber:** 5.56 NATO
- **Barrel Length:** 20"
- **Capacity:** 10 rounds
- **Finish:** Black Melonite
- **Weight:** 137.6 oz
- **Overall Length:** 31.75"
- **UPC:** 706397973186
- **SKU:** UCCR41uCY

## Description

The Springfield Armory Hellion is a bullpup semi-automatic rifle chambered in 5.56 NATO / .223 Rem with a 20-inch barrel in a 31.75-inch overall package. The bullpup layout keeps the rifle compact while preserving a full-length barrel, the tradeoff that defines the configuration. Finish is Black Melonite. Weight is 8.39 lbs unloaded (8.6 lbs with magazine). Capacity is 10+1.

### Key Specifications
- **Model**: Hellion Bullpup
- **Caliber**: 5.56 NATO / 223 Rem
- **Barrel Length**: 20 inches
- **Overall Length**: 31.75 inches
- **Capacity**: 10+1 rounds
- **Weight**: 8.39 lbs (8.6 lbs with magazine)
- **Action Type**: Semi-Auto
- **Finish**: Black Melonite
- **Safety Switch**: Ambidextrous

### Detailed Features

- Bullpup configuration: 20-inch barrel in a 31.75-inch overall length
- Ambidextrous safety switch and charging handle
- Two-position adjustable gas system for different ammunition types or suppressor use
- Elevation-adjustable front sight; windage-adjustable rear sight, both flip-up
- STANAG-compatible magazine interface

The adjustable gas system is worth noting for suppressor users. Being able to tune the system for over-pressure conditions without tools is a practical feature. The ejection is side-configured and reversible, which addresses the main concern most left-handed shooters have with bullpup designs.

## Frequently Asked Questions

**Q: What caliber is the Springfield Hellion Bullpup?**

A: The Hellion Bullpup is chambered in 5.56 NATO / .223 Rem.

**Q: Who makes the Hellion Bullpup?**

A: Springfield Armory makes the Hellion Bullpup.

**Q: What is the barrel length of the Springfield Hellion Bullpup?**

A: It has a 20-inch barrel.

**Q: How many rounds does the Springfield Hellion Bullpup hold?**

A: It has a 10+1 capacity.

**Q: What type of firearm is the Springfield Hellion Bullpup?**

A: It is a bullpup semi-automatic rifle. The bullpup layout places the action behind the trigger, fitting a 20-inch barrel into a 31.75-inch overall length.

**Q: Does the Springfield Hellion Bullpup have an adjustable gas system?**

A: Yes. It has a two-position adjustable gas system for different ammunition types.

**Q: Where can I buy the Springfield Hellion Bullpup?**

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 trigger is clinically good it Glides into the wall and then snaps like a Jim bro shoulder who's ego lifting on the bench press.
>
> — [Colion Noir](https://www.youtube.com/watch?v=y6jiz1tik58&t=35s)

> It's a Bullpup design and so it's balanced and I can shoot it with one hand naturally.
>
> — [Colion Noir](https://www.youtube.com/watch?v=y6jiz1tik58&t=61s)

> It's not the gun it's me I'm a lazy AR-15 Boomer I love the AR-15 platform and the Helen is just different enough that I'm too lazy to really just make that full-blown switch.
>
> — [Colion Noir](https://www.youtube.com/watch?v=y6jiz1tik58&t=199s)

## What Customers Say

*AI-generated insights from customer reviews*

Discussions about the Springfield Hellion in 5.56 NATO mix genuine enthusiasm for the bullpup format with practical notes about its quirks.

Ergonomics get generally positive marks. The weight balance in a bullpup sits differently than a traditional rifle, and most owners report it feels comfortable once they adjust to it. The adjustable stock accommodates different body types, and controls are reachable without contorting.

Trigger feel is the most common criticism. Bullpup trigger linkages add travel and can feel less crisp than a direct-mounted trigger, and the Hellion is no exception. Users who come from match-grade AR setups tend to notice it. It's functional but not a match trigger.

Magazine compatibility sometimes comes up. Most users run standard STANAG magazines without issue, but there are isolated reports of fitment variation with certain aftermarket magazine brands.

Reliability with standard brass-cased 5.56 NATO is generally good. Accuracy reports are solid for the platform given the 20-inch barrel. For anyone considering their first bullpup, the learning curve is real but not steep.

## Pricing

**6 offers available**

| Vendor | Price |
|--------|-------|
| Kygunco Com | $1783.77 |
| Buds Gun Shop | $1788.49 |
| Primaryarms Com | $1789.99 |
| Gritrsports Com | $1789.99 |
| Guns Com | $1888.99 |
| Dirtybirdusa Com | $2029.99 |

## Similar Products

- [Springfield Hellion 5.56 NATO Semi-Auto Bullpup Rifle](https://gunsnation.com/p/springfield-hellion-5-56-nato-semi-auto-bullpup-rifle/UCCR41tEN)
- [Springfield Hellion 5.56 NATO Semi-Auto Rifle, Adjustable Gas System](https://gunsnation.com/p/springfield-hellion-5-56-nato-semi-auto-rifle-adjustable-gas-system/UCCR41tEG)
- [Springfield Hellion 5.56 NATO Bullpup Rifle - OD Green](https://gunsnation.com/p/springfield-hellion-5-56-nato-bullpup-rifle-od-green/UCCR41uCf)
- [Springfield Hellion Bullpup 5.56 NATO Rifle - Gray Finish](https://gunsnation.com/p/springfield-hellion-bullpup-5-56-nato-rifle-gray-finish/UCCR41uCv)
- [Springfield Hellion Bullpup 5.56 NATO Rifle - Black, Adjustable](https://gunsnation.com/p/springfield-hellion-bullpup-5-56-nato-rifle-black-adjustable/UCCR41pvs)
- [Springfield Hellion 5.56 NATO Tactical Rifle with Adjustable Stock](https://gunsnation.com/p/springfield-hellion-5-56-nato-tactical-rifle-with-adjustable-stock/UCCR41qIw)

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