Allmost finished. All Ultegra DI2 parts. Rear brake is champagnolo lateral pull. The wiring is fully internal, through front fork, steam and aerobar.

Empty frame ready to be drilled for shimano DI2 internal elecrical wiring(home made wiring).

    Here you can see were the calibration and battery monitorpanel is glued onto the frame.   Batteryholder minimized and ready to come down into the frame.   Gearchanging cables and connectors/computers router throu steeringfork.  Cables coming out of new drille hole in bottom of the frame.   Cables for rear derallieur.  Batteryholder(really bad picture)

  Aerobar drilled and fitted with switches and cables.

The very expensive ultegra STI DI2 getting the internal derallieur computer stripped out. (If shimano could sell these separate we could save alot money here.)

  sdfssdfdasfasThese holes are drilled up to get rid of the internal cable routing system.

  Standard Lipo-cell for battery. 

  Frame getting drilled for cable routing.