Shimano EW-JC130SS Di2 E-Tube Wire Y-Split 350/50/250mm CheckoutSpec= 10x1x187mm Solid Model Pro2 Evo&Pro4 135/142 Rear

Model Pro2 Evo&Pro4 135/142 Rear Description 12x148mm Boost Conversion Kit

Defined Color Silver Brake Caliper Type Flat Mount Brake Lever Actuation Hydraulic Rotor Included No Pad Compound Organic

helping you conquer steep terrain and multi-day tours

or chilling out

It securely straps to a variety of handle bar shapes and sizes

Shimano EW-JC130SS Di2 E-Tube Wire Y-Split 350/50/250mm CheckoutSpec= 10x1x187mm Solid Model Pro2 Evo&Pro4 135/142 RearShimano 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