Seat tube adapter clamp for Di2 braze-on front derailleurs FD-R9150. Clamp Fits clamp-on frame tubes 28.6mm, 1 1/8", 31.8 | 32mm, 1 1/4"'. Small, Black.
SPECIFICATIONS:
CLAMP BAND ADAPTER FOR FD-R9150-F, SM-AD91,M-SIZE(W/S-SIZE=28.6 | 31.8 | 32mm ADAPTER) IND.PACK
