That's a Deore DX RD-M650, from 1990; designed for indexed 7 speed but should work fine with any 6-9 speed SIS shifters.
Very similar to the XT RD-M730, which was a high-quality derailleur. I had an M730 group on my '88 Schwinn KOM (aka Paramountain). Sent from my iPhone > On Jun 19, 2016, at 5:35 PM, Eric Norris <campyonly...@me.com> wrote: > > Swapped this out for a classic Huret, so it needs a new home. I'm not an > expert on Shimano, so I can't provide details on compatibility, but I can say > for sure that it was working perfectly friction-shifting on speed system. > Used, but looks nice and works well. > > $50 shipped in the CONUS. > > -- > 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. > <FullSizeRender.jpg> > > > > –Eric N > > -- > 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. -- 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.