Originally Posted by
hotch
Thanks folks, any special requirements for the inner chain ring, would most be compatible with the shimano 600 crankset. I really did not want to try to change the entire crankset. I do want to replace the shifters and both derailleurs.
Any "9-speed" 130 mm bcd inner chainring will work. The most common sizes are 39 and 42T so pick the one you like.