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

Name: Shimano SM-JC40 Di2 External Frame Junction Box 4-Port
Brand: Shimano
SKU: CY6760
Price: 37.00 USD
Availability: InStock

$37⁰⁰

Shipping calculated at checkout.

SKU: CY6760 | Barcode: 689228827448

Expected Ship Date: Mon Aug 03

Description

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

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/

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