Frame Advanced-Grade CompositeFork Advanced-Grade Composite, Full-Composite OverDrive 2 Steerer, 1 1/4-1 1/2in bearings Handlebar Giant Connect SL, 31.8 Stem Giant Contact, OverDrive 2 Seatpost Giant Vector Composite Saddle Fizik Arione with manganese Rails Shifters Shimano 105, 20 speed Front derailleur Shimano 105 Rear derailleur Shimano 105 Brakes Shimano 105 Brake levers Shimano 105 Cassette Shimano 105 12-25, changed to Ultegra Cassette Chain Shimano 105 Chainset Shimano 105, 39/52 Bottom bracket Shimano, Press Fit Wheels Giant P-SL1 WheelSystem changed to Fulcrum 5 racing wheels Tyres Giant P-R3, Front and Rear specific, 700x23mm