I have a complete Dura-Ace 9000 groupset for sale. Ridden for 1.5 years and 8000km. It was on my Specialized Tarmac that was wrecked in a crash in July. It has caliper brakes, 52-36 172.5mm chainring and 11-28 cassette. I’ll throw in the handlebars and seatpost as well, if you want it.