Springfield Armory Hellion 5.56 16in Bullpup Rifle – Gray

The Springfield Armory Hellion is a bullpup semi-automatic rifle chambered for 5.56 NATO with a 16-inch barrel and a 10‑round Magpul PMAG. Its bullpup configuration shortens overall length while retaining a rifle‑length barrel, offering a compact platform for confined environments or compact-duty applications. The design emphasizes ambidextrous controls, an adjustable gas system, and integrated flip‑up sights for practical field use.

Key Specifications

• The rifle is chambered in 5.56x45mm NATO (.223 Rem) for compatibility with standard 5.56 ammunition.
• The barrel measures 16 inches and is specified with a 1:7 twist.
• The listed weight is 8 lbs for the unloaded rifle.
• The overall length is 28.25" to 29.75" in its factory configuration.
• The standard magazine capacity is 10+1 with one included 10‑round Magpul PMAG.
• The gas system is a 2‑position adjustable short‑stroke piston for suppressed and normal operation.
• Sight options are integrated flip‑up front and rear iron sights with elevation and windage adjustment.
• The stock is 5‑position adjustable with a cheek riser to help achieve a proper sight picture.
• The handguard is a polymer M‑LOK design with multiple attachment points for accessories.
• The muzzle device is a 4‑prong flash hider and the rifle includes an ambidextrous, non‑reciprocating charging handle.

Engineered for shooters who need a compact, adaptable rifle platform, the Hellion combines a shortened footprint with rifle‑length ballistics and practical controls. Its adjustable gas system, ambidextrous features, and integrated sights make it a straightforward choice for those seeking a high‑utility bullpup configured for durability and real‑world use.