Key Specifications Frame: ALUXX-Grade Aluminum Wheel Size: 700c Shifter: Shimano Sora or Microshift Brakeset: Tektro TK-B177 Brake Levers: Shimano Sora Front Derailleur: Shimano Sora or Microshift Rear Derailleur: Shimano Sora or Microshift Cassette: Shimano CSHG400, 11-34T Crankset: Shimano Sora, 34/50 Some parts may be replaced with MicroShift depending on availability Other Specifications Fork: Advanced-Grade Composite, Full Carbon, OverDrive Steerer Tyres: Giant S-R3 AC all condition Road 700x28c Rims: Giant S-R3 Hubs: R02F20/R02R24 Spokes: Stainless 14G Chain: KMC X9 Stem: Giant Sport Handlebar: Giant Connect Pedals: GA, Pan-Eu: no pedal, GU, GV, GJ: Platform pedal Grips: Cork Tape VLT-004 Seatpost: Giant D-Fuse Alloy, Offset 14mm Saddle: GIANT Approach with GIANT patented UniClip & ParticleFlow technology