Frame Sizes XS (43cm), S (46.5cm), M (50cm), ML (53.5cm), L (55.5cm), XL (58.5cm) Colors White / Black / Silver Frame AluxX SL aluminium, Fluid FormedTM Fork Advanced-Grade, Alloy OverDrive Steerer Shock N / A Components Handlebar Giant Alloy Stem Giant Sport Seatpost Giant Sport Saddle Giant Defy Pedals Wellgo Caged w/ Clips Drivetrain Shifters Shimano 2300 24 speed Front Derailleur Shimano 2200 Rear Derailleur Shimano 2300 Brakes Tektro TK-R 350 Brake Levers Shimano 2300 Cassette SRAM PG 850 12-26 Chain KMC Z7 Crankset FSA Tempo 30/42/52 Bottom Bracket RPM Cartridge Wheels Rims Giant CR51 DW aluminium Hubs Formula Spokes Stainless Steel Tires Vittoria Zaffiro 700x25mm