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Item #:
85128954
Bicycle Seatpost 25.4x300mm Adjustable Aluminum Alloy Bike Seat Tube Shockproof Horizontal Bicycle Seatpost for MTB Road Bike BMX
89% of respondents would recommend this to a friend
Item #:
85128954
ETB 4644
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
In stock
Imported from USA store
QTY:
Only 6 items left in stock.
Order now and get it around Tuesday, October 13
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The bicycle seatpost adopts shockproof design, which makes your riding comfortable and improves the vibration, bringing you a better riding experience.
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What Stands Out
Adjustable Design
Customize your riding experience with the adjustable length, ensuring optimal comfort and support for various cycling styles.
Shockproof Technology
Incorporates advanced shockproof technology to minimize vibrations and enhance stability, providing a smoother ride on rough terrains.
Durable Material
Constructed from high-quality aluminum alloy, this seatpost offers exceptional durability and lightweight performance, making it ideal for both MTB and road biking.
Product Details
| Brand Name | BBxunsless |
| Manufacturer | BBxunsless |
| UPC | 768497148093 |
| Number of Items | 1 |
| Manufacturer Part Number | ZC-YNZK-BEPG |
| Unit Count | 1 Count |
| Item Dimensions W x H | 1"W x 11.8"H |
| Item Diameter | 25.4 millimeters |
| Color | Gold |
| Material Type | Aluminum |
| Bike Type | Mountain Bike |
| Material | Aluminum |
| Brand | BBxunsless |
| Product Dimensions (L x W x H) | 1"W x 11.8"H (2.5 x 30 cm) |
Who Should Buy?
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Mountain Bikers
Ideal for mountain bikers seeking a durable and adjustable seatpost to enhance comfort on rough terrains.
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Leisure Cyclists
Perfect for casual riders needing a shockproof seatpost for a more comfortable ride during leisurely outings.
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BMX Riders
Designed for BMX enthusiasts looking for a robust yet lightweight seatpost for tricks and jumps.
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Heavy Riders
May not support heavier individuals well over time, leading to potential durability issues and discomfort.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What are the dimensions of the Bicycle Seatpost?
Answer: The Bicycle Seatpost measures 25.4mm in diameter and 300mm in length, making it suitable for a variety of bike types including mountain bikes (MTB), road bikes, and BMX. The 25.4mm diameter fits standard seat tube sizes, ensuring compatibility with most bike frames. The 300mm length provides ample adjustment options for comfortable seating positions, allowing riders to customize their setup based on their height and riding style. -
Question:
Is this seatpost adjustable?
Answer: Yes, the Bicycle Seatpost features adjustable functionalities that enable users to modify the height to their preference. This adjustment is particularly useful for cyclists who switch between different riding styles or need to adapt their seat height during rides. Adjusting the seatpost helps ensure a proper fit, enhancing comfort while riding and promoting better posture, which can improve performance during long rides. -
Question:
What materials are used in the construction of this seatpost?
Answer: The seatpost is constructed from high-quality aluminum alloy, which offers a perfect balance of strength and weight. Aluminum alloy is known for its durability and resistance to corrosion, making it suitable for outdoor use in various weather conditions. The lightweight nature of aluminum helps reduce the overall weight of the bicycle, which is critical for performance-oriented riders who are looking to enhance their speed and agility. -
Question:
What types of bikes is this seatpost compatible with?
Answer: This Bicycle Seatpost is compatible with various bike types, including mountain bikes (MTB), road bikes, and BMX. Whether you're tackling rugged trails, racing on the road, or performing tricks at the park, this seatpost can accommodate your needs. Its versatility makes it an excellent choice for cyclists who own multiple types of bikes or for those who are looking for a reliable replacement seatpost. -
Question:
Does this seatpost have shock-absorbing features?
Answer: Yes, the design of the Bicycle Seatpost includes shock-absorbing features that help to soften the impact of bumps and rough terrain. This shockproof characteristic is particularly beneficial for mountain biking or riding on uneven surfaces, as it enhances comfort and reduces fatigue. By providing additional cushioning, it allows riders to endure longer journeys without discomfort, improving the overall riding experience. -
Question:
How do I install the seatpost on my bike?
Answer: Installing the Bicycle Seatpost is a straightforward process. Begin by loosening the seat clamp of your bike’s existing seatpost, then remove it. Insert the new seatpost into the seat tube, adjusting it to your preferred height. Ensure the post is well-aligned and securely tightened before taking your first ride. Proper installation is crucial for safety and performance, so double-check that everything is secure before cycling. -
Question:
Can I use this seatpost for both casual and professional cycling?
Answer: Absolutely! The Bicycle Seatpost is designed for both casual riders and professional cyclists, thanks to its lightweight construction and adjustable features. For casual cyclists, the ability to customize the seat height contributes to a comfortable riding experience. Conversely, professional cyclists can leverage the seatpost's performance attributes for competitive riding, as it helps optimize their bike setup for various conditions and terrains. -
Question:
Is this seatpost suitable for long-distance rides?
Answer: Yes, the adjustable height and shockproof design of the Bicycle Seatpost enhance comfort during long-distance rides. Many cyclists experience discomfort after prolonged periods in the saddle; however, a properly adjusted seat height can alleviate pressure on the lower back and legs. Additionally, the shock-absorbing features help mitigate fatigue from road vibrations, making it an excellent choice for touring or endurance rides. -
Question:
What is the weight limit for this seatpost?
Answer: The Bicycle Seatpost is crafted from durable aluminum alloy, which is designed to support a reasonable weight limit typical for a wide range of riders. While the exact weight limit may vary based on specific usage, it is engineered to accommodate standard rider weights comfortably. Cyclists of varying sizes can rely on this seatpost for their daily commute or vigorous rides, making it a reliable choice for many. -
Question:
Where can I buy the Bicycle Seatpost 25.4x300mm Adjustable Aluminum Alloy?
Answer: You can purchase the Bicycle Seatpost 25.4x300mm Adjustable Aluminum Alloy at Ubuy. Ubuy offers a user-friendly shopping experience and a wide selection of bicycle accessories, ensuring you find what you need easily. Their comprehensive product descriptions and customer reviews can assist you in making informed choices about your bicycle upgrades.
BBxunsless Seat Posts Editorial Review
Bicycle Seatpost 25.4x300mm Adjustable Aluminum Alloy Bike Seat Tube Shockproof Horizontal Bicycle Seatpost for MTB Road Bike BMX is designed for optimal riding comfort and stability. Made from durable aluminum, this seatpost features an adjustable height of 300mm, making it suitable for various mountain and road bikes. The shockproof design enhances your riding experience by minimizing jolts, providing a smoother journey on rough terrains. Reviewers appreciate its lightweight nature and robust construction, stating that it significantly improves bike performance. This seatpost is specifically designed for 25.4mm bike frames and is an excellent choice for BMX riders as well.
Customer Reviews & Ratings
24 customers ratings
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5 Star
62%
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4 Star
16%
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3 Star
12%
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2 Star
0%
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1 Star
10%
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Pros
- Adjustable height for personalized comfort
- Shockproof design for a smoother ride
- Lightweight aluminum construction
- Compatible with various bike types
- Attractive gold color adds style
Cons
- Installation may require some technical skills
Platform Trust & Buyer Confidence
JK
Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
AG
Anke
Verified buyer
“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
H
Hazel
Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
O
Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
AC
Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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ETB 4644
Order now and get it around Tuesday, October 13
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Only 6 items left in stock.
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
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Fastest cross-border delivery
Features & Benefits
- Made of high-quality aluminum alloy for durability and lightweight.
- Shockproof design enhances comfort by reducing vibrations.
- Available in multiple colors to match different bike styles.
- Perfect fit for a variety of bikes including Mountain, Road, and BMX.
- Size confirmation is crucial for compatibility with your bike.
- Easy to install once the correct size is chosen.
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