DURA-ACE DI2 Front Derailleur Clamp Band Adapter 28.6/31.8 mm

SM-AD91-MS

ULTEGRA_R8050_m

SM-AD91-MS

DURA-ACE DI2 Front Derailleur Clamp Band Adapter - 28.6/31.8 mm

For installing SHIMANO braze-on front derailleurs to frames requiring a band clamp, the DURA-ACE SM-AD91 is available in 34.9, and 28.6/31.8mm sizes.

  • Clamp band diameter: 31.8/28.6* mm, * with multi clamp band

PRODUCT SPECIFICATIONS

MODEL NO SM-AD91-MS
SERIES SHIMANO ULTEGRA R8050 Series
Remarks * w/ Multi Clamp Band
Compatible Clamp Band Size 28.6 mm*, 31.8 mm

SERIES LINE-UP

  • Battery Mount SHIMANO External Wire Routing Long Size Battery Mount
  • Battery Mount SHIMANO Internal /External Wire Routing Short Size Battery Mount
  • Battery Mount SHIMANO Internal Wire Routing Long Size Battery Mount
  • Electric Wires E-TUBE Junction A Built In Type