short cage with big cassette?
How big can I go with a short cage derailleur? looking to go to a 11-30 cassette with a Shimano 600 derailleur. and 52-42 in the front. when do i have to change to a long cage? will I and or can I have to add a link to the chain?
Last edited by Phydiox; 07-13-10 at 10:47 PM.
Reason: error