Shimano EW-JC302 Di2 Junction Box - 2 Ports Use With EW-SD300 MFPN=101275 5" internal/external 28/33mm hole 32h

5" internal/external 28/33mm hole 32h ERD 553

4-Way stretch breathable polyester top hand construction for comfort

}Park Tool BBT-35-36 Bottom Bracket Tool

climb mode in 4th position

Pulley Wheel Oil: specialty oil for pulley maintenance

Shimano EW-JC302 Di2 Junction Box - 2 Ports Use With EW-SD300 MFPN=101275 5" internal/external 28/33mm hole 32hShimano EW JC302 Di2 Junction Box 2 Ports Use With EW SD300. Shimano Di2 Frame Junction BoxFrame Junction Box connects via SD50 E tube wires to four different points: front derailleur rear derailleur cockpit junction box and battery mount All Di2 components on the bicycle require the same firmware version. Using Di2 components with different firmware versions may cause malfunctions Use Di2 system checker to update component firmware from http: e