Shimano Di2 EW-JC302 2 Port Junction For EW-SD300 HSA/FSA The Roc Loc 5 fit

The Roc Loc 5 fit system serves as the industry benchmark for comfort

Ultra-Torque Compatibility: Designed specifically for Campagnolo Ultra-Torque cranksets

or daily commute

while the LED-compatible rear mounting area allows for easy integration of Lazer’s optional Universal LED light to improve visibility during low-light rides and commutes

Built from 4

Shimano Di2 EW-JC302 2 Port Junction For EW-SD300 HSA/FSA The Roc Loc 5 fitThe Shimano Di2 2 Port Junction is a compact E Tube connection component designed to link two Shimano Di2 SD300 wires, allowing riders to extend or route electronic shifting connections cleanly within the frame. It serves as a simple inline connector that maintains stable power delivery and data communication between Di2 system components. Engineered for seamless integration, the junction ensures that electronic signals pass through without