Originally Posted by dobber
Wouldn't the pitch be cog / ring / chain relative vs having anything to do with a hub? You got me wondering now.
in this case, it would. dura ace 10 pitch cogs and lockrings have a smaller thread diameter than normal 1/8 pitch parts. they won't fit on a standard track hub, and standard track cogs and lockrings will be too big for a 10 pitch hub.