Shimano Junction Di2 (A) SM-EW90-B Master Lock The screw-on endcaps are integrated

The screw-on endcaps are integrated in the design and prevent the grips from slipping

Dawes thought what better model to electrify

Bontrager's Elite VR-C handlebar is designed for high-performance handling

Battery:36V 10Ah Downtube Battery

Advanced optics provide consistent beam pattern for optimal illumination

Shimano Junction Di2 (A) SM-EW90-B Master Lock The screw-on endcaps are integratedDescription SHIMANO's SM EW90 B 5 port Junction A mounts neatly to the bike stem and connects with E TUBE wires from DI2 shifters, accessory shifters, and the downtube junction wire. The SM EW90 junction box features an integrated battery level indicator, charging port, and gear index setup switch. MODEL NO SM EW90 B SERIES DURA ACE 9070 Series Average weight 13 Type External type Position Under stem Compatible system E TUBE Compatible electric wire