SHIMANO JUNCTION-A, SM-EW90-A, DURA-ACE Di2,

OMR 65 Save OMR -65
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 FOR STANDARD HANDLE SPEC(E-TUBE PORT X3,CHARGING PORT X1), IND. PACK

SM-EW90-A

SHIMANO - Junction A - E-TUBE - Under Stem Mount - 3-Port

SHIMANO's SM-EW90-A 3-port Junction A mounts neatly to the bike stem and connects with E-TUBE wires from DI2 shifters and the downtube junction wire. The SM-EW90 junction box features an integrated battery level indicator, charging port, and gear index setup switch.

SHIMANO JUNCTION-A, SM-EW90-A, DURA-ACE Di2,