The Springfield Armory Hellion is a semi-automatic bullpup rifle chambered in .223 Rem/5.56 NATO. It features a 20-inch barrel, 10+1 capacity, adjustable sights, and a 5-position adjustable grip. Its compact bullpup configuration places the action behind the grip while retaining a full-length barrel.

Key Specifications

• The rifle is chambered for .223 Rem/5.56 NATO.
• The action is semi-automatic for self-loading operation.
• The barrel measures 20 inches.
• The listed capacity is 10+1 rounds.
• The rifle uses a bullpup design.
• The overall length is listed as 32.25 to 33.75 inches.
• The sight configuration includes low-profile flip-up front and rear sights.
• The barrel has a 1-in-7-inch twist rate.
• The threaded barrel uses a 1/2×28 thread pattern and includes a 4-prong flash hider.
• The rifle has a black anodized finish and includes one 10-round magazine.

With its bullpup layout, adjustable configuration, full-length barrel, and integrated sighting features, the Hellion offers a practical platform for range use and lawful sporting applications. Its combination of compact overall dimensions and established .223 Rem/5.56 NATO chambering makes it a distinctive addition to a modern rifle collection.

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