The lock structure and series name are as follows.
FH12 is front flip and vertical flip.
FH19C,
FH26W,
FH28,
FH33(J),
FH36/W,
FH41,FH49,
FH50,
FH52,
FH55M,
FH62,
FH63S,
FH65,
FH75,
TF06L,
TF31,
TF43SW,
TF49 are front flips.
FH34SRJ,
FH35C,
FH42,
FH53,
FH58,
FH64MA,
TF11,
TF12,
TF13BA,
TF22,
TF29,
TF42,
TF46 are back flips.
FH40,
FH48 are vertical flips.
