ratio's

big dunk
big dunk Posts: 49
edited March 2008 in Road beginners
hi everyone,trying to find the best way to get low gearing for hilly ride to say the least(wild wales challenge)in august.Have got campag ultra torque 9spd on a double,and dont really want to change to a triple.Can i change the rear cassette to a more forgiving ratio and please post cassette sizes, thanks.

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