Front Derailleur Clamp Band Adapter (road)

The Di2 Front Derailleur Clamp Band Adapter is available in two sizes: 31.8/28.6mm (SM-AD91-MS) and 34.9mm (SM-AD91-L).
It allows the user to fit the R9150 and R8050 Front Derailleurs to a frame without braze-on mounts.
Details & Specifications
Model number:
SM-AD91-MS, SM-AD91-L
E-Tube Port type:
SD50
Type:
Front Derailleur Mount Adapter
Series:
Non-series components NON (All)