Springfield Armory Hellion Bullpup 5.56 NATO 16in Gray

About this product

The Springfield Armory Hellion is a compact bullpup rifle built around a 16-inch barrel to deliver full-length ballistics in a shortened package. Its action sits behind the trigger to produce an overall length under 30 inches while retaining a conventional 16-inch barrel. The platform features ambidextrous controls, a reversible ejection system, and a two-position short-stroke piston gas system for adaptable operation.

Key Specifications

• The caliber is .223 Rem/5.56 NATO.
• The barrel measures 16 inches.
• The overall length ranges from 28.25 inches to 29.75 inches.
• The unloaded weight is approximately 8 lbs.
• The magazine capacity is 30 + 1 rounds.
• The gas system is a 2-position adjustable short-stroke piston.
• The twist rate is 1:7.
• The stock material is polymer with an adjustable cheek riser.
• Includes flip-up front and rear sights and a full-length Picatinny top rail.
• The muzzle device is a 4-prong flash hider with a 1/2×28 thread pattern.

Purpose-built for shooters who want full-performance 5.56 ballistics in a highly compact package, the Hellion combines modern features—adjustable gas, ambidextrous ergonomics, reversible ejection and AR-pattern magazine compatibility—within a durable polymer chassis. Its design suits range use, transportable field applications, and any situation where a shortened overall length with standard barrel performance is preferred. The Hellion presents a practical, well-specified option for experienced users seeking a compact, adaptable rifle platform.

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