Originally Posted by
TimeTravel_0
a solution:
buy the NOS A9 ben's cycles
use the bearings/races in your current headset.
put cannibalized A9 away until spare bearings/races inevitably come up on ebay.
sell complete A9 on ebay to break even.
or just get a tange levin.
Bens' A-9s re newer production, with cartridge bearings.
Unless the old ones are obviously shot, I'd just keep using them.