KAK Industry Value Line 5.56 NATO Melonite AR-15 Barrel - Mid-Length - 12.5"

Faxon Firearms Mid-Length Button Rifled Gunner Barrel 5.56x45mm 16", Black

Ballistic Advantage Performance Barrel 5.56x45mm 13.70", Black - Compact and Efficient Barrel - BABL556036F

Faxon Firearms Mid-Length Button Rifled Pencil Barrel 5.56x45mm 16", Black

LBE UNLIMITED Cold Hammer Forged Barrel 5.56 12.5" Mid AR-15 Blk

ONE HORSE 16" Mid-Length SOCOM Barrel 5.56 NATO 1:8 Twist

FN America AR-15 16" Barrel 556NATO 1:7 Twist Button Broached, Black - 20100039