Shimano SM-JC40 Di2 External Frame Junction Box 4-Port
Shimano SM-JC40 Di2 External Frame Junction Box 4-Port
Hero image 0 of Shimano SM-JC40 Di2 External Frame Junction Box 4-Port, 0 of 2

Shimano SM-JC40 Di2 External Frame Junction Box 4-Port

(No ratings yet)

Key item features

  • Mounts underneath the bottom bracket shell
  • 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/
Current price is Now $35.00
You save $4.00
was $39.00
Price when purchased online
  • Free shipping
  • Free 30-day returns

How do you want your item?

How do you want your item?
Ships to
Arrives by Sat, May 16
|
Sold and shipped by Sheepshead Cycle
4.7272727272727275 stars out of 5, based on 99 seller reviews(4.7)
Report an issue with this seller
Free 30-day returns

More seller options (2)

Starting from $43.10

About this item

Product details

Specifications

Warranty

Customer ratings & reviews

0 ratings|0 reviews
This item does not have any reviews yet