The IA Fesp13 is a specialized carbon fiber seatpost designed for Felt IA 1.0 models (2014–2023). It combines lightweight performance with an aerodynamic profile tailored for triathlon and time trial racing.

Universal Rail Compatibility: Features the Felt VariMount head, which allows it to fit all saddle rail sizes and shapes without needing extra adapters.

Advanced Carbon Build: Constructed from UHC Advanced carbon fiber to ensure a stiff, responsive ride while effectively damping road vibrations.

Model Specific: Engineered for a precision fit with all IA series frames produced between 2014 and 2023, featuring a versatile 350mm length.