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Shimano 6770 ultegra di2 derailleur to battery external cable set medi ...
shimano 6770 ultegra di2 derailleur to battery external cable set medi ...
Shimano 6770 ultegra di2 derailleur to battery external cable set medium
The removal of traditional mechanical cables in favour of electrical wires not only eliminates poor shifting caused by contaminates corrosion and stretching but provides effortless gear shifts ultegra di2 uses a fully removable individual cable system from the battery indicator junction box enabling fine tuning with the correct cable length to each component for easy and tidy fitment this kit contains sm jc40 bottom bracket junction sm bmr1 long external type bottle cage battery mount ew s

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