Springfield Hellion Bullpup 5.56 NATO 20in 30rd Black

$2,100.19

Compact bullpup design with a 20-inch barrel, reliable short-stroke piston, ambidextrous controls, and standard AR magazine compatibility — the Springfield Hellion 5.56 NATO delivers full-length performance in a handy, maneuverable package.

Available for delivery across the United States.

SKU: RSR|SPHL920556B Category:

The Springfield Hellion Bullpup 5.56 NATO 20in 30rd Black is a compact semi-automatic rifle that gives you full-length ballistic performance in a nimble, short package. By moving the action behind the trigger, the Hellion delivers the accuracy and velocity of a 20-inch barrel while keeping the overall length short enough for tight quarters. Chambered in 5.56 NATO, it comes with a 30-round magazine and a black finish. This is a purpose-built bullpup for shooters who want a handy, reliable rifle without sacrificing muzzle velocity or sight radius.

Specifications

Manufacturer Springfield Armory
Model Hellion Bullpup
Material Polymer stock, steel barrel and internal components
Compatibility 5.56 NATO / .223 Remington
Finish Black, anodized aluminum receiver
Weight 8.0 lbs (per manufacturer specs)
Condition New

Key Features

  • Short-Stroke Piston Gas System – Keeps carbon and fouling out of the action, so the Hellion runs cleaner and more reliably, especially when suppressed or during long range sessions.
  • Ambidextrous Controls – Safety, magazine release, and charging handle are all reversible or mirrored, making this rifle just as easy to shoot left-handed as right-handed.
  • Reversible Ejection – You can swap ejection to the left side in minutes with no extra parts, so lefties don’t eat brass to the face.
  • Integrated Flip-Up Iron Sights – The front and rear sights are built into the top rail and fold down flush, giving you a backup aiming solution that’s always there when you need it.
  • Full-Length Top Picatinny Rail – Mount any optic, red dot, or LPVO directly over the bore axis for a natural cheek weld and fast target acquisition.

Who It’s For

This rifle is for the shooter who wants a compact, maneuverable platform but refuses to give up the ballistics of a 20-inch barrel. It’s ideal for home defense, truck guns, or anyone who spends time in tight spaces like shooting houses or brush. New gun owners will appreciate the intuitive ambidextrous controls, while experienced shooters will love the proven short-stroke piston system and the fact it runs on standard AR-15 magazines.

Pros & Cons

  • Pros: Compact overall length with a full-length barrel, ambidextrous out of the box, reliable piston operation, integrated iron sights, takes standard AR magazines.
  • Cons: Trigger pull is a bit heavier and longer than a standard AR-15 trigger due to the bullpup linkage — it’s serviceable but not match-grade.

Comparison

Feature Springfield Hellion IWI Tavor X95 Kel-Tec RDB
Barrel Length 20 inches 16.5 inches 17.3 inches
Overall Length 26.5 inches 26.1 inches 26.1 inches
Weight 8.0 lbs 7.9 lbs 7.5 lbs
Gas System Short-stroke piston Long-stroke piston Bullpup downward ejecting
Ejection Reversible (left/right) Forward (left-side port) Downward (ambidextrous)
Price $1,875.17 $1,899.99 $1,099.99

The Hellion stands out with its 20-inch barrel in a package shorter than many 16-inch ARs. Compared to the Tavor X95, the Hellion gives you more barrel length and reversible ejection without needing a conversion kit. The Kel-Tec RDB is lighter and cheaper, but its polymer build and less proven piston system make the Hellion a more durable choice for hard use.

FAQ

Does the Springfield Hellion take standard AR-15 magazines?

Yes, it uses standard AR-15/M16 pattern magazines, including Magpul PMAGs and GI mags. No adapters needed.

Can I mount a suppressor on the Hellion?

Yes, the barrel is threaded 1/2×28, and the adjustable gas system lets you tune for suppressed or unsuppressed fire. Per Springfield Armory specs, the two-position gas regulator is designed for this.

Is the Hellion easy to maintain and clean?

It’s straightforward once you learn the takedown. The short-stroke piston keeps the action cleaner than a direct impingement system, so you don’t have to scrub carbon out of the bolt carrier as often.

What is the trigger pull weight on the Hellion?

The factory trigger pull is around 7–8 pounds. It’s a bit heavier than a standard AR trigger, but it’s consistent and works well for a combat rifle. Aftermarket trigger packs are available if you want a lighter pull.

Can left-handed shooters use the Hellion without modifications?

Yes. The Hellion comes with ambidextrous controls, and you can reverse the ejection to the left side in minutes with no extra parts or tools. It’s fully lefty-friendly right out of the box.

Why Buy From Us

  • ✅ Nationwide delivery (all 50 states)
  • ✅ Ships 1-2 business days
  • ✅ 30-day returns
  • ✅ Secure checkout

Last updated: April 2026

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