Cervelo S2 2010 frame size 54. Mavic ksyrium wheel set. SRAM Red Groupset with a SRAM Force front mech. Rotor Q-Rings 52-36. SRAM Red 172.5mm Cranks. 3T Handlebar and Stem. Fi’zi:K saddle. Shimano Ultrga SPD’s.
I built this bike and owned from new. Great fast bike, and only selling because I am no longer riding.