Shimano EW/SD300 4 ports junction EW-JC304Introduced with the Shimano EP800 series, the SD300 E Tube components form the interface between compatible STePS parts and expand the functional range of future Di2 systems. Shimano Di2 E Tube junction for the connection of 4 EW SD300 wires. Fixing by plug connection.

Rear speeds 7

Adjustable entry and release tension

Double or Triple:Triple

Patented Enzyme Stabilization in Tube

48T (1x10-speed)

Included in delivery: 1 Y-split cable

the weight is reduced to the minimum and maximum rigidity and speed shifting accuracy are achieved

✔ HOLLOWTECH II bottom bracket/Threaded bottom bracket type

Weight: 73g

Average weight:                      93

Color Black

SHIMANO CLARIS SL-R2000 shift lever provides reliable and intuitive shifting for flat bar road bikes