Ballistic Advantage Modern Series BABL557103M, Barrel, 556NATO, 10.3 in, 1:7, Bead Blasted BABL557103M

Ballistic Advantage Premium Barrel .308 Win 18", Black - Premium Quality and Consistent Accuracy - BABL308021PQ

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

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

FN America AR-15 16" Barrel 1:7 Twist Button Broached, Black - 20100046

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

ONE HORSE 10.5" Carbine Gas 5.56 NATO Barrel 1:7

BALLISTIC ADVANTAGE Premium Series 6MM ARC 16", 5/8x24, 1:7 Mid Length Gas Barrel for AR10