FSA KFX Di2 Seatpost 27.2mm Diameter 350mm Length 25mm Offset Di2 Internal Battery Compatible – Carbon MPFN-CK16A83A170BLK Problem Solvers Chain Tensioner with

Problem Solvers Chain Tensioner with HangerFor quick-release hubs use Surly adaptor (CH9996)

}Bosch Battery Cable - 150mm BCH3900 the smart system Compatible

SHI12 ring type HG+ (anti-chain drop) mount Cinch DM teeth 34 oval/round round color black

Weighs just 150 grams

FSA KFX Di2 Seatpost 27.2mm Diameter 350mm Length 25mm Offset Di2 Internal Battery Compatible – Carbon MPFN-CK16A83A170BLK Problem Solvers Chain Tensioner withFull Speed Ahead KFX Di2 Seatpost27. 2x350mm SB25 MTC. 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.