Item added to your cart
Shimano
Shimano E-Tube Di2 External Junction B Box
Shimano E-Tube Di2 External Junction B Box
Regular price
$29.99
Sale price
$29.99
Was $32.99
Save 9%
Unit price
per
Product ID: 71203
Only 1 Items Left
Shop all Shimano | Shop all Electronic Gear Shifting
View full detailsDescription
Shimano E-Tube Di2 External Junction B Box
The Shimano Di2 SM-JC40 is designed to connect SD50 E-tube wires along four points; front derailleur, rear derailleur, cockpit junction and battery mount.
The B-Box is used to split the main wire from Junction A to the front and rear derailleurs. It can also be used to connect a seatpost mounted battery to the system.
Specifically designed for externally mounted systems and mounts underneath bottom bracket shell - for External systems use SM-JC41
The Shimano Di2 SM-JC40 is designed to connect SD50 E-tube wires along four points; front derailleur, rear derailleur, cockpit junction and battery mount.
The B-Box is used to split the main wire from Junction A to the front and rear derailleurs. It can also be used to connect a seatpost mounted battery to the system.
Specifically designed for externally mounted systems and mounts underneath bottom bracket shell - for External systems use SM-JC41
You Might Also Like
You Might Also Like
- SRAM eTap Blip Shift Buttons SRAM15% off
$99.99$118.00 - Shimano Steps EP8 EW-SD300 Di2 eTube Wire - External Routing Shimano
$27.99★★★★★2 review(s) - SRAM Eagle AXS 12 Speed Right Hand Rocker Paddle SRAM24% off
$15.99$21.00★★★★★21 review(s) - Shimano Ultegra Di2 R8170-L 2 Spd Road Shift/Brake Lever Shimano
$404.99 - Shimano Di2 Short Battery Mount Shimano14% off
$114.99$132.95 - SRAM Red AXS E1 Front Derailleur SRAM
$450.00 - Shimano XT Di2 M8050 Front Shifter Shimano29% off
$79.99$112.99 - Shimano Di2 E-Tube JC200 Junction Connector Shimano18% off
$17.99$21.99 - SRAM Red 1x AXS XPLR E1 13 Spd Rear Derailleur SRAM
$700.00 - SRAM Rival eTap AXS HRD Shift/Brake Lever and Hydraulic Disc Caliper - Rear - Black SRAM15% off
$220.00$260.00 - Shimano XT MT800 Di2 Digital Display Unit Shimano13% off
$149.99$172.99★★★★★1 review(s) - Shimano R9150 Di2 Remote Satellite Shifters Shimano12% off
$149.99$169.99 - SRAM eTap Blip Clamp SRAM24% off
$12.99$17.00 - Shimano SW-E7000-R Right Switch Shimano10% off
$89.95$99.95★★★★★1 review(s) - Shimano Di2 BTR2 Seatpost Shim Adaptor Unit Shimano18% off
$8.99$11.00★★★★★1 review(s) - Shimano SM-PCE02-B3 Di2 PC Linkage Device Shimano
$249.99 - Shimano 105 R7170 Di2 12 Speed Shift/Brake Lever - Rear Shimano
$284.99 - Shimano E-Tube Di2 Internal Junction B Box Shimano9% off
$29.99$32.99 - Shimano 105 R7170 Di2 2 Speed Shift/Brake Lever - Front Shimano
$284.99 - Shimano STEPS SW-E6010-L Left Hand eBike Assist Switch Shimano
$94.99
