Frame Sizes S (46.5cm), M (50cm), L (55.5cm) Colors Composite / White / Silver Frame Advanced Grade Fork Advanced-Grade, Alloy OverDrive Steerer Shock N / A Components Handlebar Giant Contact flat bar Stem Giant Connect SL Seatpost Giant Vector Advanced Saddle Selle Royal Seta M Pedals Shimano SPD M505 Drivetrain Shifters Shimano R770 20 speed Front Derailleur Shimano FD-R770 Rear Derailleur Shimano Ultegra 6700 Brakes Shimano 105 5700 Brake Levers AVID Speed Dial 7 Cassette Shimano 105 5700 12-25 Chain Shimano 105 5700 Crankset Shimano 105 5700 34/50 Bottom Bracket Shimano Integrated Press Fit Wheels Rims Giant P-R 2 DW aluminium Hubs Giant - cartridge bearing Spokes SAPIM Race Tires Michelin Lithion 2 700x25mm Other Extras Giant SS Bar Ends