You could also remove the maqgnets from the ring and epoxy them to the yoke itself. Done that once when there was no other option. Next time I will likely just buy a yoke now that they are more readily available. The 8 magnet rings are nice to smooth out the graph for sure.

"I am not ashamed to confess I am ignorant of what I do not know."

"It's never wrong to do the right thing"