Brand New FSA K-Force SB25 (25mm Setback) Di2 Compatible (Di2 Batter holder included, it is inserted into the bottom of the seat post) in 31.6x350mm

The K-Force posts one-piece carbon fiber shaft and head are topped off with a forged alloy Minimal Top Clamp, giving a full range of adjustment and secure saddle mounting at a very low weight. There?s also the option of mounting a Shimano Di2 battery in the bottom of the post.

One piece continuous carbon fiber construction
Forged alloy Minimal Top Clamp (MTC)
UD carbon finish
Removable mounting hardware for FSA WE or Di2 battery
Specifics:
Diameter: 27.2 mm
Length: 350 mm
Offset (mm): 25 mm
Color: Black
Defined Color: Black
Max Height: 210 mm
Min Height: 100 mm
Clamp Style: Standard Rails
Weight: 219 g
Material: Aluminum with Carbon Wrap