Pay in 4 interest-free payments of $10.86 Learn more
Ships within 48 hours · Estimated delivery Oct 22 - Oct 27
or Commuting use
and is customizable for your racing style
134841-Q0-L
EAN: 7630033884167
Shimano SM-JC40 Di2 External Frame Junction Box 4-Port Baskets or Commuting useShimano Di2 Frame Junction Box Frame Junction Box connects via SD50 E tube wires to four different points: front derailleur, rear derailleur, cockpit junction box and battery mount All Di2 components on the bicycle require the same firmware version. Using Di2 components with different firmware versions may cause malfunctions Use Di2 system checker to update component firmware from http: e tubeproject. shimano. com Product Specifics Today's Stock
US$ 24.95
US$ 10.50
US$ 105.16
