Shimano EW-SD50 E-TUBE Electric Wire Brand_Granite and keeps tension on the

and keeps tension on the piston

10 degree FastEngage 4-pawl freehub

Tire Size 2

Double settled design enables to avoid loss even if one part is broken

Seat tube: 31

Shimano EW-SD50 E-TUBE Electric Wire Brand_Granite and keeps tension on theE TUBE Electric Wire EW SD50 E TUBE Electric Wire Available in lengths from 150 to 1600mm, the SD50 E TUBE wire 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 Transmits interactive signals and power supply to each electronic components by plug & gap connection Compact and