Shop › BALLISTIC BBL 556 16" CHF HNSN MID BALLISTIC BBL 556 16" CHF HNSN MID $313.50 Ballistic Advantage Hanson Midlength, 1:7 Twist Barrel, 556NATO, 16", Mid Length Gas System, Fits AR-15, Phosphate Finish, Black, Includes Low Pro Gas Block BABL556H13F Quantity: Add To Cart Added! Ballistic Advantage Hanson Midlength, 1:7 Twist Barrel, 556NATO, 16", Mid Length Gas System, Fits AR-15, Phosphate Finish, Black, Includes Low Pro Gas Block BABL556H13F