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5.56mm FSB Combat Barrels


Our Combat FSB barrels use a traditional Government taper, are 1:7 twist, 5.56mm NATO chambered, 4150CMV steel, and QPQ treated inside and out.

They have F-Marked FSB towers (taper pinned), and include USGI barrel nuts, Delta Ring assemblies, and handguard caps.

Select from 10.5″ (carbine length), 11.5″ (carbine length), 13.7″ (midlength), 16″ (midlength), and 20″ (rifle length).

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