SRAM X4 Rear Derailleur - 9 Speed

  • ESP compatible (1:1 actuation ratio) for ESP trigger or twist shifters
  • Di.R.T (Direct Route Technology) for light-effort shifting performance
  • Alloy outer link and B-knuckle with Grilon composite P-knuckle
  • Steel/composite cage with replaceable pulleys
  • 7/8/9-speed compatible with top-normal resting position

Customer Reviews

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m
m.k.

Very good service