NEW Shimano EW-JC130SS Di2 E-Tube Wire, Y-Split, 350/50/450mm variant-size-x-large Soft and supple premium quality

Soft and supple premium quality synthetic leather

Lightweight carbon base and rails

with the exception of Shimano 12-speed chains

It features a weight-saving uni-crown design

NEW Shimano EW-JC130SS Di2 E-Tube Wire, Y-Split, 350/50/450mm variant-size-x-large Soft and supple premium qualityShimano 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