Shimano E-Tube Cockpit Junction Box – SM-EW90 A/B Discounts Online

Shimano Details

• A junction box that lets you expand shift switch placement
• Mounts below the bar for easy installation and maintenance
• Includes charging port for the SM-BTR2 Di2 battery
• Available in three- and five-port versions
• Compatible with Dura-Ace Di2 9070 drivetrains
• Item #SHI0650