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Shimano-Di2-Junction-Box-Junction-Box_JNBX0005
Shimano EW-JC304 Di2 Junction Box - 4 Ports, Use With EW-SD300
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SKU: JNBX0005

Shimano EW-JC304 Di2 Junction Box - 4 Ports, Use With EW-SD300

Shimano
$38.69
$38.69 $63.95
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🚚 Order within the next 2 hours, 15 minutes for delivery by 21 May, 2024.

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Manufacturer Warranty

This is a pre order item. We will ship it when it comes in stock.
Specifications

MPNIEWJC304
UPC192790597195
MPNIEWJC304
UPC192790597195

Shimano 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/
Description

Shimano 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/