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Review on Top-Notch Performance: SHIMANO Ultegra Di2 R8050 Short-Cage Rear Derailleur Unleashed! by Peter Tennant

Revainrating 5 out of 5

Excellent performance on switches

Got this on a recommendation from my best friend. I installed it at my local bike shop. Since then I've been using it with no problems.

Pros
  • Sport
Cons
  • Mostly good but...