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Shimano
Shimano RS910 Bar End Junction-A Box
Shimano RS910 Bar End Junction-A Box
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Product ID: 151454
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View full detailsDescription
Shimano RS910 Bar End Junction-A 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
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![Shimano RS910 Bar End Junction-A Box Black 2 Ports](http://cambriabike.com/cdn/shop/products/ShimanoRS910BarEndJunction-ABox.png?v=1640774987&width=1445)