I'll chime in. I have a 37/39 up front and a WI dos 17/19 freewheel and a surly 18t fixed cog out back.
If you have interest in trying freewheels I have both 16 and 17 WI freewheels in my surplus. Fair winds, Captain Conway www.ChicaGoByBoat.com 833.312.BOAT @svnightswimming -- You received this message because you are subscribed to the Google Groups "RBW Owners Bunch" group. To unsubscribe from this group and stop receiving emails from it, send an email to rbw-owners-bunch+unsubscr...@googlegroups.com. To post to this group, send email to rbw-owners-bunch@googlegroups.com. Visit this group at https://groups.google.com/group/rbw-owners-bunch. For more options, visit https://groups.google.com/d/optout.