Shop › BALLISTIC BBL 5.56 16" HBAR MID 1/7 BALLISTIC BBL 5.56 16" HBAR MID 1/7 $166.25 Ballistic Advantage Modern Series, HBAR, Rifle Barrel, 556NATO, 16", 1:7, Mid Length Gas, Bead Blasted BABL556017M Quantity: Add To Cart Added! Ballistic Advantage Modern Series, HBAR, Rifle Barrel, 556NATO, 16", 1:7, Mid Length Gas, Bead Blasted BABL556017M