This one of my projects before i went to the dark side ( e bikes )lol . Barely Ridden then went on a weight weenie campaign . Its now set up single 11 Speed , All brand new Dura Ace drivetrain except for the original 105 cranks . Wolftooth 36t front sprocket , rear gearing is 11/31 Dura Ace cassette . Carbon Renthal bars , Zipp Clamp , carbon seat tube , Selle Italia flite carbon saddle , Stans Grail carbon wheels with Roubaix pro tubless tires all new ! lightweight composite pedals and lightweight rotors .New Dura Ace chain .Original equipment Trp brakes , and Shimano shifter weighing in at a...