Originally Posted by
John Nolan
Well, this is a bit embarassing:
To answer my own question: as Retoocs said, it does have splines, I just didn't see them for the crud.
Park FR-1 removed it once I leaned on it with a long wrench.
Thanks for all the responses. Sorry for the false alarm!
As the bard said: "All's well that ends well."
Glad you were able to help your friend.