Shimano EW-SD50 E-TUBE Electric Wire Brand_Granite All Gem pumps include a

All Gem pumps include a bottle cage bracket mount for convenient on-bike storage

10 degree FastEngage 4-pawl freehub

100 per pair

and keeps tension on the piston

Shimano EW-SD50 E-TUBE Electric Wire Brand_Granite All Gem pumps include aE 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