Shimano EW-SD300-I Electric Wire Di2 650mm Built-In Routing giant and clean cable routing make

and clean cable routing make this shifter a delight to use

13 forged and plated tools

puncture protection is high and the rolling resistance is low offering protection from premature wear brought about by the additional driving force

Includes integrated computer mount system and accessory mounts

Shimano EW-SD300-I Electric Wire Di2 650mm Built-In Routing giant and clean cable routing makeShimano Ew Sd300 I Electric Wire DI2 650mm Built in 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 Mfr Claimed Weight TBC