What does RNK stand for?

RNK stands for "Rank Grp."

How to abbreviate "Rank Grp."?

"Rank Grp." can be abbreviated as RNK

What is the meaning of RNK abbreviation?

The meaning of RNK abbreviation is "Rank Grp."

What does RNK mean?

RNK as abbreviation means "Rank Grp."