This question has probably come up on here before, but I can't find it using the search.
Can I upgrade my cassette from 8 to 9 speed, and keep my 8 speed chain?
If not and I have to buy a 9 speed chain, will the new chain work on my m739 rear mech and chainset?
Thanks
Jamie
Can I upgrade my cassette from 8 to 9 speed, and keep my 8 speed chain?
If not and I have to buy a 9 speed chain, will the new chain work on my m739 rear mech and chainset?
Thanks
Jamie