Shimano EW-SD300 Di2 Electric Wire Cables (for 12 Speed) Size:1200mm TOOL MATERIAL Engineering grade polymer

TOOL MATERIAL Engineering grade polymer

And it features an integrated USB stick for convenient cable-free recharging

Too many modern mountain bike stems sacrifice strength and torsional stiffness for a few grams of saved weight

Crank Spindle Diameter: 30mm

Interior - Hi-contrast red material with separate ID

Shimano EW-SD300 Di2 Electric Wire Cables (for 12 Speed) Size:1200mm TOOL MATERIAL Engineering grade polymerShimano's EW SD300 Electric Wire Cables (for 12 Speed) power the new generation of Di2 groupsets. The new system requires only two cables, feeding from the internal battery (typically installed in the seatpost) directly into the front and rear derailleurs. Length Guide Front Derailleur to Internal Battery: 750mm Rear Derailleur to Internal Battery: 1200mm Please note this guide is intended as a reference only. Required cable lengths will differ