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