Honestly I have no idea. Both are double butted, but beyond that I really have no clue. The Mercian bare frame is slightly heavier than the JT's, so they may in fact be different 531 variants.
Anton Are they the same type of 531? There were around 10 different types of 531 > with some designed lighter than others. > > -- 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 http://groups.google.com/group/rbw-owners-bunch. For more options, visit https://groups.google.com/d/optout.
