Full Speed Ahead KFX Di2 Seatpost, 31.6mm Diameter, 400mm Length, 0mm Offset, Di2Internal Battery Compatible – Carbon

Colorado CyclistUp to 80% off through Dec 31$249Buy

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From Colorado Cyclist

The FSA KFX Di2 Seatpost is a carbon seatpost designed for modern mountain bikes and Di2 electronic drivetrains. It features internal battery integration for a clean setup and a lightweight yet strong construction for trail and XC use. This post offers a balance of compliance and stiffness for comfort and performance on demanding terrain.