The Springfield Armory Hellion in 5.56 NATO (brand part no. HL918556BLC) is a semi-automatic bullpup rifle finished in black, built around an 18-inch barrel with a 1-in-7-inch twist for extra velocity from the Hellion’s compact bullpup platform. Springfield Armory equips this 10-round-capacity configuration with low-profile flip-up front and rear sights. Among semi-automatic rifles in the semi-auto rifles category, this 18-inch Hellion favors shooters who want extra barrel length without giving up the bullpup’s compact stowed length.

Key Specifications

• Chambered in 5.56 NATO.
• Operates as a semi-automatic bullpup.
• Features an 18-inch barrel.
• Rate of twist is 1-in-7-inch.
• Feeds from a magazine with a 10+1 capacity.
• Equipped with low-profile flip-up front and rear sights.
• Sight system is adjustable.
• Finished in black.
• Ships at approximately 11.7 pounds.

Frequently Asked Questions

Why choose the 18-inch barrel over the 16-inch model? The longer barrel wrings more velocity out of 5.56 NATO while the bullpup layout keeps the rifle compact.

What capacity does this configuration use? A 10-round magazine.

What sights does it use? Low-profile, adjustable flip-up front and rear sights.

Buy the Springfield Armory Hellion 18-Inch

Extra barrel length without giving up the bullpup’s compact footprint is exactly what this 18-inch Hellion delivers. Order it from our Lubbock, Texas gun shop for fast, insured shipping to your FFL.