An Integral Part In The Di2 Ecosystem
The Shimano 4 Port Junction EW-JC304 is used inside the bicycle frame to connect four EW-SD300 E-Tube wires to each other.
- Component series: Shimano Di2
- Model Number: EW-JC304
- E-Tube ports: 4
- E-Tube Port type: SD300
- Weight: 5g
- Type: Junction B
B-Stock - This product has one or more B-Stock units available. These units can be purchased at a discount (see option select). B-Stock units were returned from other customers and may have missing or damaged packaging materials. These units are otherwise as new. The full manufacturer warranty applies. Click Here for more information.
Mfg PartNum: IEWJC304