Shimano Junction (B) EW-JC200

E-Tube connector (junction B) with two ports.

Shimano Junction (B) EW-JC200 Port Features:

• Di2 two (2) port adapter
• Used for extension purposes (female/female)
• Unmatched shift performance, reliability and rider customization
• Enhanced functionality, improved wiring configurations, and wireless connectivity

Type: 2 port 
Number of E-Tube Ports: 2
Number of E-Tube Connections: 0
Master Unit: no
Cable: internal /external
Length: 31 mm

Compatibility:- Dura Ace Di2 R9150