Can anyone advise the year when Shimano DuraAce TRACK changed from the all aluminum large flange hubs to the ones with the dark blue plastic inserts in the flanges?
Thanks.
A special hello to "stay at homers" like me. I speculate that they really are not partying at the cirque, it is all staged like the moon landings.
Dennis Young Flooding the rice fields and idyllic riding in Hotaka, Japan