Shop › BALLISTIC BBL 5.56 16" HANSON W/LPGB BALLISTIC BBL 5.56 16" HANSON W/LPGB $228.00 Ballistic Advantage Performance Barrel, 556NATO, 16", 1:7 Twist, Hanson Mid w/Low Profile Gas Block BABL556013F Quantity: Add To Cart Added! Ballistic Advantage Performance Barrel, 556NATO, 16", 1:7 Twist, Hanson Mid w/Low Profile Gas Block BABL556013F