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 ULTEGRA R8050 Series
Remarks * w/ Multi Clamp Band
Clamp band (mm)_28.6 X*
   
Clamp band (mm)_31.8

SERIES LINE-UP

  • PC Linkage Device SHIMANO PC Linkage Device Mini USB Port
  • Wireless Unit (DI2 spec.) E-TUBE Wireless Unit D-FLY
  • Power Cord (DI2 spec.) SHIMANO Battery Charger Cord for Israel
  • Power Cord (DI2 spec.) SHIMANO Battery Charger Cord for Argentina