¥2,750

Shimano Dura-Ace / Ultegra Di2 SM-JC40 Junction Box

Junction box for Shimano Ultegra Di2 wire EW-SD50 with external routing. The junction box is for mounting under the bottom bracket. Front/rear derailleur, cockpit area and battery are connected here.

Customer Questions

Ask Question
JUST SEEN

Search

Just added to your cart:
No image
Qty:
Total:
Subtotal:
Excl. postage 
My Cart
Just added to your wishlist:
No image
Excl. postage 
My Wishlist

Join Our Mailing List

Sale

Unavailable

Sold Out