I am selling my daughters bike for her, here is what I know about it below. I took it for a short ride and I was pleasantly surprised as to how good it felt, I thought about keeping it but I don't need another bike. All measurements are in inches, as I'm old school :) It is an Apollo Elite Frame/forks Seat tube 19.25" Center to Center Top tube 21.5" Center to Center FSA Stem 2.24" Easton baars 16.5" Center to Center FSA crank set with a 53.39 Ten speed 11 - 34 (Note the cluster and chair have not got as much as 50K on them) Shimano 105 rear derailleur Shimano Dura-Ace front derailleur Look KEO pedals Ultegra Brakes/shifters Bontrager wheels with Conti 5000 23m tires pleask@shaw.ca Pat