Shimano SM-JC40 Di2 External Frame Junction Box 4-Port ModelNumber=E3250 Valve Length 60mm Valve Presta
Description
Valve Length 60mm Valve Presta
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Shimano SM-JC40 Di2 External Frame Junction Box 4-Port ModelNumber=E3250 Valve Length 60mm Valve PrestaShimano 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 tubeproject. shimano. com
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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