Shimano EW-SD50 Di2 E-Tube Wire 600mm Largest Cog-26 } Upgrade existing forks with

} Upgrade existing forks with the highly tunable DebonAir spring

It is applied on a 60 TPI multilayer casing

Micro-adjustable cleat capture tension

Centrally located on the bike to eliminate adverse handling characteristics

It can be mounted underneath a bottle cage making it difficult for any thief to detect

Shimano EW-SD50 Di2 E-Tube Wire 600mm Largest Cog-26 } Upgrade existing forks withShimano 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 600