Felt IA 14 Time Trial Triathlon Carbon Road Bike 56cm ML Shimano Ultegra Posted January 20, 2024 Felt IA 14 Time Trial Triathlon Carbon Road Bike 56cm ML Shimano UltegraShifters: Shimano Ultegra R8000. Front Derailleur: Shimano Ultegra R8000. Rear Derailleur: Shimano Ultegra R8000. Size ML / 56cm (top tube effective) – see Felt IA 14 sizing guide for further details.