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Item #:
175676068
Full Speed Ahead SL-K SB20 Seatpost 31.6mm 350mm 20mm Offset Carbon
89% of respondents would recommend this to a friend
Item #:
175676068
IMP 148
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Order now and get it around Thursday, September 17
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Experience superior lightweight performance with the FSA SL-K Carbon Seatpost, designed to elevate your cycling experience.
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What Stands Out
Lightweight Design
Weighing significantly less than aluminum alternatives, the SL-K Carbon Seatpost enhances bike performance by reducing overall weight, ensuring a more efficient ride without compromising strength or durability.
Superior Stiffness
Engineered for optimal power transfer, this seatpost delivers exceptional stiffness, allowing cyclists to fully harness pedal energy for improved speed and handling, especially during climbs and sprints.
Seamless Integration
Designed with a sleek, unidirectional carbon finish, the SL-K seatpost not only looks stylish but also seamlessly integrates with modern bicycle aesthetics, enhancing the overall appeal of any bike setup.
Product Details
| Brand | Full Speed Ahead |
| Part Type | Seatpost |
| Material | Carbon |
| Item Diameter | 31.6mm |
| Color | Black |
| Item Length | 350mm |
| Compatible Bike Type | Mountain Bike |
| Item Width | 4.00 in (10.2 cm) |
| MPN | 192-0058005030 |
| Model | SL-K SB20 |
| Manufacturer Warranty | 2 years |
| UPC | 840031051271 |
| Country of Origin | Taiwan |
| Item Weight | 0.7 lbs (320 grams) |
Who Should Buy?
-
Competitive Cyclists
Ideal for serious cyclists looking for enhanced performance through lightweight materials without compromising on stiffness.
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Weight-Conscious Riders
Perfect for riders seeking a lightweight seatpost to reduce overall bike weight, improving climbing and handling dynamics.
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Road Bike Enthusiasts
Great fit for road bike users who desire a balance of comfort and performance during long rides or races.
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Casual Cyclists
Less suitable for casual riders who do not prioritize weight or stiffness in their cycling experience.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the weight of the FSA SL-K Carbon Seatpost?
Answer: The exact weight is designed to be minimal, focused on providing lightweight performance. -
Question:
Is the seatpost compatible with all bike types?
Answer: Yes, it is engineered to fit a wide range of road, mountain, and gravel bikes. -
Question:
What is the return policy for this product?
Answer: We offer a standard return policy; please check our website for specific details.
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Pros
- Lightweight carbon construction
- Excellent strength and durability
- Di2 compatible for easy shifting
- Sleek black and carbon design
- Comfortable riding experience
Cons
- Limited color options available.
Platform Trust & Buyer Confidence
MA
Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer
“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
K
kund
Verified buyer
“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer
“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
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SAO JOHN
Verified buyer
“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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IMP 148
Order now and get it around Thursday, September 17
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Features & Benefits
- Crafted from high-grade UD carbon fiber for optimal strength and stiffness.
- Features a durable 3K weave tubular construction ensuring exceptional durability.
- Designed with a 31.6mm diameter and 350mm length for versatile bike compatibility.
- SBS 2-bolt clamp system ensures secure and easy saddle adjustability.
- Lightweight design aimed at enhancing cycling efficiency for competitive cyclists.
- Sleek black finish complements both performance-oriented and aesthetic-focused bikes.
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