Quote Originally Posted by Hi Ho Silver View Post
If your front derailleur is the type that fastens via a band around the seatpost, maybe it is misaligned and that is causing excessive wear on the pins when you shift. If the front derailleur is not the band type, all I can suggest is that maybe that the chainring batch was defective (poor mixture of metals).
It is that type - how would I know if it's misaligned?