Originally Posted by
T-Mar
I true chainrings by gripping the chainring with the jaws of an adjustable wrench and bending it in or out, as req'd. It takes a bit of trial and error to determine the required force. Start at the point of biggest deflection and gradual work down to progressively smaller deflections. I use the same process on brake discs.
It turns out I've got the 171mm length. What are my options? Thanks so much