Shimano EW-SD300-I E-Tube Di2 Electric Wire for Internal Routing

Shimano SD300-I electric wire for Di2 systems with Internal Routing.Main 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).Features: Model: EW-SD300-I. Series: Dura-Ace R9200 / Ultegra R8100 Series. Type: electric wire for built-in routing. Compatible system: E-Tube system. Cord diameter: u00d82.4 mm. Plug diameter: u00d83.45 mm. SD300 connector: 2 pieces.