Derailer - Rear - Shimano Deore (model M591), black

$60.00

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The Toyota Camry of wide-range rear derailers. Shifts to 36t.  For 9 speed cassettes.  

Shimano code name RD M591 SGS, in which RD = rear derailer; M=Mountain bike series; 591 = the numerical grade in the shimano numerican hierachy that used to go to 7XX, but now it's up the 9XX.

 

---------Feb 4, 2020 NOTE:

These were available in silver but Shimano decided to stop making those - drat...  These black M591 derailleurs will also go away forever, supposedly sometime later this year, unfortunately.

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