Shimano SM-EW90 Di2 Junction Box Hook
The Shimano SM-EW90 Di2 Junction Box Hook is a mounting plate for the EW-90-A/B junction box. The Shimano Di2 Junction Box Small Parts CY9082 band hooks to the mounting plate and holds the junction box in place on the stem.
- Compatible with the EW-90-A/B junction box
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