BCKLAG5.5L is engraved with F mark, BCKLAG5.5M 6M 8M 10H 20H is engraved with FUJI mark, bothFuji genuine, if you mind, take it carefully.
BCKLAG is Fuji''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''s new 2020 gray, anti-corrosion.