Shimano Electric Wire EW-SD300-I Size:1200mm Constructed with CNC-machined aluminium pulley

Constructed with CNC-machined aluminium pulley wheels and a lightweight carbon UD cage

Using our state-of-the-art Nano Tech formula

the brake lever offers dependable braking control while maintaining a lightweight and compact design

Gloves Coverage- Half Finger

Original Cycology design

Shimano Electric Wire EW-SD300-I Size:1200mm Constructed with CNC-machined aluminium pulleySHIMANO E TUBE Electric Wire Internal Routing Electric Wire SD300 for Internal Routing FEATURES More compact design makes new electric components smaller and lighter Will potentially expand the future capabilities of DI2 systems For internal routing usage (wire holder included)