Originally Posted by
TejanoTrackie
Which Park tool do you have ? Mine is the CC-3 and the measurements are .75 and 1.0. Anyways, I replace my chains when they start to run roughly, which is long before to .75 side of the tool fits in the chain.
I'm using the cc3.2, which has measurements of .5 and .75. I was thinking maybe if I replace the chain at .5, the freewheel and chainring won't be worn yet.