Frame Sizes XS (43cm), S (46.5cm), M (50cm) Colors Black / Champagne Frame AluxX SL aluminium, Fluid FormedTM Fork Advanced-Grade, Alloy OverDrive Steerer Shock N / A Components Handlebar Giant Connect flat bar Stem Giant Connect Seatpost Giant Connect SL composite Saddle Selle Royal Seta W Pedals Shimano SPD M505 Drivetrain Shifters Shimano R440 18 speed Front Derailleur Shimano R440 Rear Derailleur Shimano 105 5700 Brakes Shimano Tiagra Brake Levers Tektro Alloy Cassette Shimano HG-50 12-25 Chain Shimano HG-73 Crankset Shimano 4550 34/50 Bottom Bracket Shimano External Wheels Rims Giant P-R 2 DW aluminium Hubs Giant - cartridge bearing Spokes SAPIM Race Tires Giant P-R3 Flatguard 700x25mm front/rear specific compound