Shimano Di2 SM-EW90-A E-tube Di2 Junction-A 3 port

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Description

Shimano Di2 SM-EW90-A E-tube Di2 Junction-A 3 portThe removal of traditional mechanical cables in favour of electrical wires not only eliminates poor shifting caused by contaminates, corrosion and stretching, but provides effortless gear shifts this junction a is required to connect the shifters via e tube wires to the down tube junction wire 5 port design, one for down tube wire to bottom bracket junction, four for shifter connection. Ideally suited for tt triathlon with multiple shifter positions

Please note that Stan’s Yellow Rim Tape by itself is not a tubeless conversion

Durability is assured through a chromising treatment on link pins

chrome-plated

Whether on your mountain bike or town bike this tyre is ready for the rigors of everyday street life

2-Way release allows the upper shift lever to activated by either your thumb or index finger to change gear

14-28 tooth

5MM (No SHIMS)

Please note: these chainrings are designed to be compatible with the modern chainsets that have a cutout on one arm

Lightweight and strong 2014 aluminium road racing drop handlebar for oversized 31

ENVE's carbon expertise has been utilised here to independently control fibre orientation and bar shape while developing both in unison

Wide bearing placement for rigidity and uniform load distribution

giving straight-line control and precise cornering