FSA K-Force Di2 Seatpost 27.2mm Diameter, 400mm Length, 0mm Offset (SB0) Carbon Silca Use Di2 system checker to

Use Di2 system checker to update component firmware from http://e-tubeproject

Includes 100%® microfiber cleaning pouch

real-time data monitoring

Tubeless and Hookless Compatible

The Optic 2 SRAM is an aggressive short-travel sled that rips on descents and can get back to the top without a gondola

FSA K-Force Di2 Seatpost 27.2mm Diameter, 400mm Length, 0mm Offset (SB0) Carbon Silca Use Di2 system checker toK Force Di2 Seatpost One piece continuous carbon fiber construction Forged alloy Minimal Top Clamp (MTC) UD carbon finish Removable mounting hardware for FSA WE or Di2 battery Di2 battery compatible SB0 setback for neutral fit