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37 BB/Frame Interface English BB Shell Width (mm) 68
Track mode Pre-set torque valve
92 Derailleur Capacity 16 keyword search IFDR9100BL
5mm shaft bullet tool compatibility Kitsuma/DB Coil CS
Shimano EW-SD50 Di2 E-Tube Wire 550mm MFPN=SPC1-34.9-07 37 BB/Frame Interface English BBShimano E Tube wires and connectorsFrame grommets for E tube internal wiring compatible frames are sold separately see Shimano Frame Grommet Kit Electronic Shifter Extra Parts Ultegra Di2 wires utilize Shimano's e tube technology; e tube is a two prong system and is NOT cross compatible with Dura Ace 7970 Di2 wiring All e tube wires may be used for internal or external applications Length 550
