FSA K-Force Carbon Seatpost 25mm Setback 31.6x350mm Black

★★★★★ 4.7 47 reviews

$199.98
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$199.98
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Product details

Management number 210336861 Release Date 2026/04/02 List Price $79.99 Model Number 210336861
Category

Upgrade your road cycling setup with the Full Speed Ahead K-Force Light Di2 Compatible Carbon Seat Post, an ultralight, high-performance component engineered for optimal fit, durability, and cutting-edge technology. ### Materials & Construction Crafted from one piece of continuous UD (Unidirectional) carbon fiber, this seat post delivers exceptional strength-to-weight ratio and superior vibration dampening for a smoother ride. Its sleek UD carbon finish not only enhances durability but also offers a sophisticated, minimalist look that complements any high-end bike. ### Performance & Engineering Designed for serious cyclists, the K-Force Light features a precise 25mm setback, allowing for customizable saddle positioning to improve rider comfort and aerodynamics. The increased setback ensures correct saddle support for a more efficient riding posture, making it ideal for competitive road racers and endurance riders alike. ### Components & Technology This seat post is fully compatible with Di2 electronic shifting systems, thanks to its removable mounting hardware for FSA WE or Di2 batteries. The forged alloy Minimal Top Clamp (MTC) provides secure saddle attachment and distributes clamping force evenly, preventing damage to carbon rails. Available in various sizes (L350mm and L400mm, with diameters of 25.4mm, 27.2mm, and 31.6mm), it fits standard 7mm rails as well as 7x9mm oval rails, ensuring compatibility across a wide range of bicycles. ### Style & Use Case Ideal for road cyclists seeking to reduce weight without sacrificing durability, the FSA K-Force Light seat post offers a sleek aesthetic with subtle black graphics, perfect for competitive racing, sportive riding, or high-performance endurance cycling. Its lightweight design (approximately 188 grams for 27.2x350mm) makes it a perfect upgrade for riders aiming for efficiency and style. ### Innovative & Differentiating Features - One piece continuous carbon fiber construction for maximum strength

  • Full Speed Ahead K-Force Light Di2 Compatible 31.6mm 350mm Carbon Seatpost
  • One piece continuous carbon fiber construction for maximum strength and durability
  • Forged alloy Minimal Top Clamp (MTC) for secure and reliable attachment
  • Fits 7mm standard rails and 7x9mm oval rails for versatile installation
  • Integrated plastic insert sleeve for Di2 Batteries for easy installation and removal
Color Carbon
Style Seatposts
Material Carbon
Brand Name FSA
Model Name K-Force Di2
Item Weight 1.51 Pounds
Part Number Full Speed Ahead-STPS0633
Manufacturer Full Speed Ahead
Package Weight 1.51 Pounds
Number of Items 1
Suggested Users unisex-adult
Included Components Seatposts
Warranty Description Limited Warranty
Item Dimensions LxWxH 24 x 4 x 4 inches
Item Package Dimensions L x W x H 24 x 4 x 4 inches

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4.7 out of 5
★★★★★
47 ratings | 19 reviews
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