DURA-ACE DI2 Front Derailleur Clamp Band Adapter 34.9 mm

SM-AD91-L

ULTEGRA_R8000_m

SM-AD91-L

DURA-ACE DI2 Front Derailleur Clamp Band Adapter - 34.9 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: 34.9 mm

PRODUCT SPECIFICATIONS

MODEL NO SM-AD91-L
SERIES ULTEGRA R8000 Series

SERIES LINE-UP

  • Thru Axle SHIMANO 100x12 mm E-THRU 121 mm Axle Road Front
  • Thru Axle SHIMANO 142x12 mm E-THRU 163 mm Axle Urban Rear
  • Brake SHIMANO ULTEGRA Hydraulic Disc Brake Front Caliper
  • Brake SHIMANO ULTEGRA Hydraulic Disc Brake Rear Caliper