Who’s mark is KBN?

[DylanS]

Anyone by chance know what builder/company was porting (or possibly plating??) cyls under the initials “KBN”
Just curious
Thanks!

 

[Jr.]

That is a serial number put on by Millennium for replating the bore.

 

[DylanS]

That is a serial number put on by Millennium for replating the bore.

Makes sense, thank you!