Shimano EW-SD50 Di2 E-Tube Wire 200mm MFPN=803-04-288 Unique chainring shape results in

Unique chainring shape results in a lighter weight

Allows 6-bolt rotors to be used on CenterLock hubs

Includes a unique remote for use while hands are on the hoods of a drop-bar setup

Bag and Strap includes:

for most people

Shimano EW-SD50 Di2 E-Tube Wire 200mm MFPN=803-04-288 Unique chainring shape results inShimano E Tube wires and connectorsFrame 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 200