TBSM regularly monitors the local bicycle market to make sure that you can get the best deal on your new ride from a store that you trust. If you have seen a lower advertised price on a bike that you are looking for please request a price match from our friendly staff. To request a price match click on the "ENQUIRE NOW" below the bike that you are interested in, or click this link and follow the prompts. Please add your full contact details and also a URL link to the advertised bike.
*Bike must be in stock at at the alternate dealer and available from TBSM. TBSM reserves the right to deny a price match if the bike is priced at or below cost.
Shimano Dura-Ace/Ultegra Di2 SM-JC41 Internal Wire Junction Box
Have a question about Shimano Dura-Ace/Ultegra Di2 SM-JC41 Internal Wire Junction Box? Please fill out the enquiry form below, including as much information on the model, size and colour you are interested in, and a customer service team member will respond with in store availability.
Not available online
Description
This is the Shimano Ultegra Di2 Internal Junction Box. This box is referred to as the junction box "B" on a Di2 build. The SM-JC41 is for use with internal wiring setups and is the main centre of e-tube Di2 systems.