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Shimano Di2 SM-JC41 Junction B Box

USD$29.99
Item #: EL250D02
USD$29.99
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The Ultegra Di2 junction box can be viewed as the brains of the operation. All of the wires and battery plug into the junction box. Please note that this junction box is specifically made for frames that accomodate internally routed system.
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REVIEW SNAPSHOT®

by PowerReviews
Shimano Di2 SM-JC41 Junction B Box
 
5.0

(based on 1 review)

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Reviewed by 1 customer

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5.0

Bike shifts, Box works

By Jay

from Medellin, Colombia

Verified Buyer

Comments about Shimano Di2 SM-JC41 Junction B Box:

This is hidden somewhere deep in the frame. And since the bike shifts, I assume this is working exactly as planned.

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Get free shipping with your $50 purchase today when you choose Standard Shipping at checkout. Please note this offer is only available to physical shipping addresses in the 48 continental United States (no PO Boxes), and oversize charges still apply on some heavy/large items

 

Free Shipping Offer

Get free Standard Shipping with your $50 purchase today! Just choose Standard Shipping during checkout.

Please note this offer is only available to physical shipping addresses in the 48 continental United States (no PO Boxes), and oversize charges still apply on some heavy/large items.