Please, HELP for M43 tunic markings

[BLASSIC]

Hello,

please, I need HELP please about this "nice" M43 tunic...

I don't understand size markings.
It seems to be :

41............166/0 ???
.......94........
70..............41
.......42..........

But what is 166/??..... ?

[BLASSIC]

[BLASSIC]

MARKINGS......

[BLASSIC]

Please, if GOOD,

thanks to send pics with same markings....