Old 04-25-18, 09:58 PM
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Originally Posted by Ghrumpy View Post
He was specific. There are only two "Deerhead" derailleurs, RD-M700 and RD-M700SP. 1980s stuff. The SP "Superplate" version is pretty rare IME, it has a Duopar- or Mountech-type dual-pivot cage that allows a bit more total gear capacity. Both have a max rear cog of 34. Neither have a B-tension screw, as they predate SIS.
Based on this website VeloBase.com - Component: Shimano RD-M700, Deore XT, the original deerhead RD-M700 (not the SP or version 2) can handle a 36 T large cog.
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