Fsa k force seatpostthe k force light uses one piece continuous carbon fiber construction with fsas minimal top clamp mtc design for strength and lightweight m5 chromoly and stainless steel hardware is used in the seat clamp the k force featuring 25mm and 35mm of setback for better bike fit and saddle support minimal top clamp mtcfsas minimal top clamp mtc head reduces the weight up to 30 grams over other fsa seatpost models the forged alloy clamp provides appropriate support for th