SHIMANO Di2 EW-SD300-I ELECTRIC WIRE Bike-Product BPA free: Yes

BPA free: Yes

interchangeable elastomer system to quickly and easily adjust the seat post for a variety of rider weights

while the rolling resistance is lower

iPhone SE (2nd Gen) / 8 / 7: 34

SHIMANO Di2 EW-SD300-I ELECTRIC WIRE Bike-Product BPA free: YesAvailable in lengths from 150 to 1600 mm, the SD300 I E TUBE wire for internal routing from Shimano transmits interactive signals and provides power to E TUBE DI2 drivetrains. With a compact, waterproof connector, it can be easily routed internally in handlebars and frames thanks to its "plug & gap" connection. Features With cable tie type for built in cable routing Newly developed thin electronic cable and port Two core wires Waterproof Not with the