I have s front and rear set of each - $50 each pair for forum members, if interested - plus the postage.
Also a f/r RZ pair (with the holes)
I haven't yet check them for roundness - they look okay
"A motorcycle is a bicycle with a pandemonium attachment and is designed for the especial use of mechanical geniuses, daredevils and lunatics." - George Fitch Atlanta Constitution, 1916