Shimano JC-41 E-Tube Di2 Junction B For Internal Wire Routing - 4-Port Brake type_Hydraulic Rim Remote not included (sold separately)

Remote not included (sold separately)

Instant Release: No

51mm frame mounts

Finish: Brown anodised

By aligning the chainring pick-up rivets to the chain pivot pin—rather than the middle of the chain link—you get double the shift opportunities

Shimano JC-41 E-Tube Di2 Junction B For Internal Wire Routing - 4-Port Brake type_Hydraulic Rim Remote not included (sold separately)Shimano JC 41 E Tube Di2 Junction B For Internal Wire Routing 4 Port SM JC41 E tube cable junction for internal wire routing Junction is required for connection of rear mech, front mech, battery, and cable to battery indicator junction box To be positioned neatly inside frame tubing when connected Cables sold separately Reliable and secure water resistant connectors MPN: SM JC41