This 5.56 chambered 13.7 inch Performance Series Barrel is machined from CrMoV steel with a QPQ Corrosion Resistant Finish. BA’s performance series barrels feature a Nickel Boron Coated Extended M4 Feed Ramp Extension.
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Rosco Manufacturing K9-115-HY-DUFFY-556-7 K9 5.56 NATO 11.50″ Nitride Stainless Steel Barrel
$171.00
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