Originally Posted by
jPrichard10
Dura Ace say Dura Ace on the dust caps. These are just "Shimano hubs" that went with Shimano 600 parts to make a full groupset.
You are right again. The Dura-Ace were marked on the dust caps.
So these are part of the 600 group.
Thank you.
I also add a picture of a Dura-Ace hub.
__________________
1992 Torelli Nitro Express; 1974 Raleigh Professional, Bridgestone XO-2