NEW Shimano EW-SD50 Di2 E-Tube Wire, 500mm groupset-speeds-9 Raglan sleeves provide comfort on

Raglan sleeves provide comfort on and off the bike

Includes the easy-to-use TwinHead

microSHIFT's top-of-the-line ADVENT X rear derailleur delivers high-end performance without high-end headaches

Corrosion resistant stainless steel washers

Tooth Count: 30

NEW Shimano EW-SD50 Di2 E-Tube Wire, 500mm groupset-speeds-9 Raglan sleeves provide comfort onShimano E Tube wires and connectors Frame grommets for E tube internal wiring compatible frames are sold separately, see Shimano Frame Grommet Kit Electronic Shifter Extra Parts Ultegra Di2 wires utilize Shimano's e tube technology; e tube is a two prong system and is NOT cross compatible with Dura Ace 7970 Di2 wiring All e tube wires may be used for internal or external applications Length: 500