About The Product
- One piece continuous carbon fiber construction
- Forged alloy Minimal Top Clamp (MTC)
- Fit 7mm standard rails and 7x9mm oval rails
- Integrated plastic insert sleeve for Di2 Batteries
- Available with 0 or 25mm setback
Upgrade Your Cycling Experience with the Full Speed Ahead K-Force Light Di2 Compatible Carbon Seatpost
engineered for performance, durability, and seamless integration, the Full Speed Ahead K-Force Light Di2 Compatible Carbon Seatpost is the ultimate choice for serious cyclists seeking weight savings and optimized ride quality. Crafted from high-quality, one-piece continuous carbon fiber, this seatpost delivers a perfect balance of strength, stiffness, and lightweight performance, weighing just 185 grams (for the 27.2 x 350mm size).
Materials & Construction:
- Premium UD carbon fiber with a sleek, matte finish enhances aesthetic appeal and reduces weight
- One-piece continuous carbon fiber body ensures maximum strength and minimal flex
- Forged alloy Minimal Top Clamp (MTC) with increased setback for optimal saddle positioning and comfort
- High-quality M5 chromoly and stainless steel hardware for secure mounting and corrosion resistance
Performance & Engineering:
- Zero setback design provides a clean, aerodynamic profile while maintaining correct saddle alignment
- 400mm length offers versatile fitment options for various rider preferences
- Fits standard 7mm rails and 7x9mm oval rails, compatible with a wide range of saddle types
- Internal Di2 battery compatibility allows for clean, clutter-free electronic shifting setup and easy internal wiring management
- Removable hardware accommodates FSA WE or Di2 batteries, simplifying setup and maintenance
Components & Technology:
- Designed specifically for Di2 electronic shifting systems, ensuring flawless operation and compatibility
- Advanced carbon fiber engineering minimizes weight without compromising durability and ride stability
- Unique UD finish with color graphics options in sleek black for a professional and minimalist aesthetic
Style & Use Case:
Ideal for competitive road cycling, lightweight racing setups, and performance-focused training, the FSA K-Force Light Di2 Carbon Seatpost is perfect for riders who demand precision, reliability, and style. Whether updating your aero build or customizing your high-performance bike, this seatpost delivers unmatched quality and engineering excellence.
Innovative & Differentiating Features:
- One-piece carbon fiber construction for superior strength-to-weight ratio
- Zero setback design optimized for performance riding and aerodynamic efficiency
- Integrated Di2 battery compatibility for streamlined electronic shifting systems
- Removable hardware for versatile saddle and battery configurations
Optimize your bike's performance with the Full Speed Ahead K-Force Light Di2 Compatible Carbon Seatpost - the perfect fusion of lightweight engineering, innovative technology, and sleek style for the serious cyclist.
- Enhanced Cycling Performance with Premium Carbon Fiber Construction for lightweight durability and optimal ride feel.
- Designed specifically for Di2 electronic shifting systems, featuring internal compatibility for seamless Di2 battery integration and cleaner cockpit aesthetics.
- Engineered with a forged alloy Minimal Top Clamp (MTC) and increased setback, ensuring precise saddle positioning, improved ergonomics, and personalized fit for all-day comfort.
- Constructed as a one-piece continuous carbon fiber bar with a UD carbon finish, offering superior strength, stiffness, and a sleek, modern look suitable for competitive and recreational cyclists alike.
- Versatile sizing options (350mm and 400mm lengths; 27.2mm and 31.6mm diameters) and zero setback design make this handlebar ideal for road, gravel, and endurance cycling, providing optimal control and style.
| Specification | Value |
|---|---|
| Manufacturer | FULL SPEED AHEAD |
| Manufacturer Part No. | 192-0072029030 |
| Universal Product Code | 840031066145 |
| Invoice Description | SEATPOST FSA KFORCE LIGHT 31.6 400mm SB-0 f/Di2 w/PLASTIC SLEEVE |
| Shipping Weight | 1.15 lbs. |
| Package Dimensions | 19.4 x 5.5 x 3.5 |
| Country of Origin | TAIWAN |
| Description | Di2 Compatible |
| Outer Diameter | 31.6mm |
| Length | 400mm |
| Color | Carbon |
| Material | Carbon |
| Setback | 0mm |
- Supplier:
- JBI
Bike Junkies offers no‑hassle returns and exchanges within 60 days of delivery. We want every customer to feel confident when shopping with us, and our return process is designed to be simple, fair, and fast.
Return Eligibility
To qualify for a return or exchange, the following conditions must be met:
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The item must be in new, unused, and uninstalled condition.
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All original packaging, tags, hardware, and accessories must be included and intact.
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Items showing wear, installation marks, damage, or improper use cannot be accepted.
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An order number is required.
Once your return is received at our warehouse, a refund will be issued within 5 days after inspection.
Refunds
Refunds are issued to the original form of payment once the returned item has been received and approved. If we are unable to refund to the original payment method, the refund will be issued as store credit.
Depending on your bank or credit card provider, it may take an additional 2–3 business days for the refund to appear in your account.
Exchanges
To make an exchange, simply complete the return process and then place a new order for the item you want instead. This ensures the replacement item is reserved and ships quickly.
How to Start a Return
To request a Return Authorization (RA#), contact us at support@bikejunkies.com. Please include your order number and the item you wish to return.
Once approved:
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You will receive a Return Authorization email with instructions.
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Print the prepaid label provided by us. ($9.99 will be deducted from your refund)
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Ship the item back within 7 days of the RA being issued as RA #'s are only valid for 7 days.
Please do not tape anything to the original product packaging. Place the item inside a proper shipping box. Using the manufacturer’s box as the shipping container will result in damage and the return may be rejected.
Be sure to keep your return tracking number. Powersport Junkies is not responsible for lost return shipments. You will receive a confirmation email once your return has been processed and refunded.
Defective, Incorrect, or Damaged Items
If you receive a defective, damaged, or incorrectly shipped item, contact us immediately. We will cover the return shipping cost and ensure the issue is resolved quickly.
Non‑Returnable Items
Certain items cannot be returned, including:
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Electronics with opened packaging or broken manufacturer seals
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Any part that has been installed or shows installation attempts
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Tools or chemicals that have been opened or unsealed
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Open‑box items with destroyed or missing packaging
Our Info
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Storefront name: Bike Junkies
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Address: 940 Calle Amanecer, Suite N
San Clemente, CA 92673 -
Phone: 800-605-2152
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Support email: support@bikejunkies.com
- Support hours + timezone:
Monday-Friday: 9:00 AM-5:00 PM PST
Saturday: 9:00 AM-3:00 PM PST
Sunday: Closed
This Shipping Policy explains how orders are processed, handled, and delivered by Bike Junkies, including delivery timelines, shipping coverage, and special conditions for military addresses. It is designed to give customers a clear understanding of what to expect when placing an order.
Bike Junkies is proud to be an authorized dealer of the brands we currently offer. When you purchase from us, you are guaranteed to receive genuine, brand-new products backed by the full manufacturer warranty. We work directly with the manufacturers to ensure you receive the highest quality service and support.
Order Processing and Handling
Orders are processed quickly to ensure fast delivery. Our standard handling time is 0–1 business days. Order cutoff time is 12 PM PST Monday-Friday and orders placed after that will be shipped shipped next business day.
Transit Times
Once shipped, orders typically arrive within 2–3 business days. Transit times may vary slightly depending on the destination, weather conditions, or carrier-related delays. Delivery estimates apply only after the order has left our facility.
Delivery Schedule
Standard delivery occurs Monday through Friday. Saturday delivery may be available.
Shipping Coverage
Bike Junkies offers free shipping to the lower 48 states of the United States. We do not ship to the following locations:
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Alaska
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Hawaii
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Puerto Rico
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Any international destination outside the United States
Orders placed with shipping addresses in restricted locations will be canceled and refunded.
Military Shipping (APO/FPO)
Bike Junkies ships to APO/FPO military addresses using USPS only.
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We cannot ship hazardous materials or oversized items to military addresses due to carrier and military mail restrictions.
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Transit times to APO/FPO locations may vary significantly depending on military mail processing.
Address Accuracy and Delivery Issues
Customers are responsible for ensuring that all shipping information provided at checkout is accurate and complete. Bike Junkies is not responsible for delays, lost packages, or delivery failures caused by incorrect or incomplete addresses. If a package is returned due to an address error, additional shipping charges may apply to resend the order.
Lost, Delayed, or Damaged Shipments
If a shipment is delayed, lost, or arrives damaged, customers should contact us promptly so we can assist with initiating a claim or resolving the issue with the carrier. While we support the process, final decisions regarding claims are made by the carrier.
Tracking Information
A tracking number is provided via email once the shipping label has been created. Tracking updates may take up to 24 hours to appear after the label is generated.
Shipping Restrictions
Certain items may be subject to shipping restrictions due to size, weight, or hazardous material regulations. If an order cannot be shipped due to such restrictions, we will notify the customer to arrange an alternative solution.
Our Info
-
Storefront name: Bike Junkies
-
Address: 940 Calle Amanecer, Suite N
San Clemente, CA 92673 -
Phone: 800-605-2152
-
Support email: support@bikejunkies.com
- Support hours + timezone:
Monday-Friday: 9:00 AM-5:00 PM PST
Saturday: 9:00 AM-3:00 PM PST
Sunday: Closed
For warranty issues please contact us at support@bikejunkies.com. Each Brand is different and we can provide instruction to complete warranty issues.
Bike Junkies is proud to be an authorized dealer of the brands we currently offer. When you purchase from us, you are guaranteed to receive genuine, brand-new products backed by the full manufacturer warranty. We work directly with the manufacturers to ensure you receive the highest quality service and support.
Our Info
-
Storefront name: Bike Junkies
-
Address: 940 Calle Amanecer, Suite N
San Clemente, CA 92673 -
Phone: 800-605-2152
-
Support email: support@bikejunkies.com
- Support hours + timezone:
Monday-Friday: 9:00 AM-5:00 PM PST
Saturday: 9:00 AM-3:00 PM PST
Sunday: Closed
