The D-shaped design of the C1 aero 27 seatpost enhances aerodynamics and boosts vertical compliance, reducing muscle fatigue so you stay fresh and fast for the final sprint.

Features
27mm deep, D-shaped aerodynamic profile fits 2025 Superx, 2025 Synapse, 2020 CAAD 13, 2020 Supersix Evo, Evo SE and Evo CX
SmartSense compatible hardware included
Full carbon construction for ultimate comfort

Mfr Claimed Weight
TBC