Shimano SM-JC41 Di2 Internal Frame Junction Box 4-Port Labeled Size-20 x 1.75 - 2.125 Developed by Kirk Pacenti the

Developed by Kirk Pacenti the Pari-Moto is a slick tread gravel tire

These characteristics translate to a more controlled comfortable and faster ride

Leave for beaten roads and turn to the unexplored paths the G 1800 will join you

0mm 260mm J-bend Black Box of 100

Protects rotors from lubricant and brake oil

Shimano SM-JC41 Di2 Internal Frame Junction Box 4-Port Labeled Size-20 x 1.75 - 2.125 Developed by Kirk Pacenti theShimano SM JC41 Di2 Internal Frame Junction Box 4 Port. 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