We have all seen these before common bike maintenance mistakes, and the dedicated mechanics see them far too often. Below is a helpful guide, put together by Cycle Revolution, to help you avoid these easy-to-make mistakes and to save our mechanic complete frustration! See our service options HERE 1. Winding in derailleur limit screws: Those screws in your derailleurs aren’t loose but are actually there to set the limits for which the derailleur can move. If a bike mechanic has…