Originally Posted by
Bill Kapaun
Some BB's have a mount for the FDER.
I DON'T KNOW if the "K" type is one of these, thus my question. I can't remember the designator for that type.
IF your BB is also the mounting for the FDER, you need the same type of BB.
If NOT, it's moot.
Ah...I saw some pictures online and it is definitely not. UN-55 with 123mm length it is.