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270774-01::0::270774-01::Shimano, SM-AD91, Collet, 34.9mm
270774-02::0::270774-02::Shimano, SM-AD91, Collet, 31.8 and 28.6mm
Shimano

Dura Ace SM-AD91

Sale price24.99$
Info: 34.9mm
  • For frames without a braze-on front derailleur mount
  • Designed specifically for Di2 derailleurs
  • Also works with mechanical derailleurs
  • Integrated aluminum plate to stabilize the derailleur during shifting
  • Not using this part could result in damage to the bike frame

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270774-01::0::270774-01::Shimano, SM-AD91, Collet, 34.9mm
Dura Ace SM-AD9134.9mm Sale price24.99$
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