Shimano SM-JC41 Internal Wire Routing 4-Port Junction B headset

Shimano SM-JC41 Internal Wire Routing 4-Port Junction B headsetSHIMANO Junction B E TUBE Internal DI2 Wire Routing 4 Port For internal DI2 wire routing, SHIMANO's SM JC41 Junction B is the central connector for DI2 systems. Wires from the front and rear derailleurs, cockpit area, and battery all plug into the 4 port SM JC41 junction, which is housed inside the bike frame.

4" Exo/TR WT   Brakes Shimano XTR M9100 2 piston   Brake Rotors Shimano RT-MT900 180/160   Cranks SRAM XX1 Eagle DUB spindle

DT Swiss hubs are known for their no-tool concept

holding standard and plus-sized phones with or without a case and attached accessories

-SRAM Level Stealth 4-Piston:  G2

The SHIMANO ULTEGRA R8050 DI2 DUAL CONTROL LEVERS feature an updated button feel and layout ensuring quick

While still providing all the advanced features race-tested with pro-peloton athletes

adjustability and portability

the Down Swing front derailleur also performs shifting operations 4 5% faster than the predecessor model FD-R9150

17mm rim accommodates larger tire section for improved comfort

Available in 0°

SENSOR BASED FAN SPEED CONTROL

prolong the disc pad life and restore braking performance