shimano EW-SD300-I ELECTRIC WIRE Di2 1400mm BUILT IN ROUTING

Shimano EW-SD300-I Di2 electric wire delivers seamless electronic shifting integration with 1400mm length designed for internal frame routing. Built-in routing capability ensures clean cable management and protected wiring pathways within your frame. Compatible with Shimano's Di2 electronic groupsets, this wire maintains signal integrity for precise, instantaneous gear changes. The robust construction withstands demanding riding conditions while the internal routing design minimises exposure to elements and mechanical damage. Essential component for Di2-equipped bikes seeking professional-grade cable organisation and reliable electronic performance.