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- Kalloy Proponent Seat Post 31.4 X 300
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Item #:
63975886
Kalloy Proponent Seat Post 31.4 X 300
Item #:
63975886
USD 27
Price Details
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Imported from USA store
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Order now and get it around Friday, September 04
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What Stands Out
Optimal Size
Designed with a diameter of 31.4mm and a length of 300mm, this seat post fits a range of bike frames, ensuring compatibility and flexibility for various riders' needs.
Durable Construction
Crafted from high-quality materials, the Proponent seat post offers exceptional strength and longevity, providing a reliable seat mounting solution for all cycling conditions.
Lightweight Design
With a lightweight frame, this seat post minimizes weight addition to your bike, enhancing overall performance and ensuring a more enjoyable riding experience.
Product Details
| Brand Name | Kalloy |
| Manufacturer | Proponent |
| Model Number | Proponent |
| Manufacturer Part Number | Proponent |
| Color | Black |
| Material Type | Metal |
| Bike Type | City Bike |
| Item Weight | 2 pounds (910 grams) |
| Material | Metal |
| Brand | Kalloy |
Who Should Buy?
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Mountain Bikers
Ideal for mountain bikers seeking a durable and adjustable seat post that withstands rough terrains and impacts.
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Cycling Commuters
Perfect for daily commuters needing a reliable and comfortable seat post for their urban cycling needs.
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Custom Bike Builders
Great for those building custom bikes who require adjustable height options for a personalized fit.
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Road Racers
Not suitable for competitive road racers who prioritize lightweight components for speed and performance.
Product Description
Kalloy Proponent Seat Post 31.4 X 300
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What materials are used in the Proponent Seat Post 31.4 X 300?
Answer: The Proponent Seat Post 31.4 X 300 is constructed from high-quality aluminum, known for its strength, durability, and lightweight properties. This construction ensures that the seat post can withstand the rigors of daily cycling while providing added performance. Additionally, aluminum's resistance to corrosion and fading makes it an ideal choice for outdoor use. Cyclists looking for a reliable and robust seat post will find that this material effectively balances weight and sturdiness, enhancing the overall biking experience. -
Question:
Is the Proponent Seat Post suitable for all types of bikes?
Answer: While the Proponent Seat Post 31.4 X 300 is compatible with various bike types, including road, mountain, and hybrid bikes, it's important to ensure that the diameter and length are appropriate for your specific bike frame. A standard diameter of 31.4 mm means it fits many modern bike frames, but checking the specifications of your bike beforehand is crucial. This versatility makes it a great option for cyclists seeking upgrades or replacements, allowing for customized fit and comfort across different biking styles. -
Question:
What is the weight of the Proponent Seat Post 31.4 X 300?
Answer: The Proponent Seat Post 31.4 X 300 is designed to be lightweight without sacrificing durability, making it an excellent choice for performance-driven cyclists. Weighing around 250 grams, it contributes to an overall lighter bike build, which can enhance speed and agility during rides. Many cyclists look to replace heavier seat posts to improve their bike's performance, especially in racing or climbing scenarios. Its lightweight structure provides an advantage in reducing fatigue during longer rides. -
Question:
How do I install the Proponent Seat Post 31.4 X 300?
Answer: Installing the Proponent Seat Post 31.4 X 300 is a straightforward process that requires minimal tools. Simply loosen the clamp on your current seat post, remove it, and then insert the Proponent seat post into the frame until your desired height is reached. Tighten the clamp securely to ensure stability while riding. This post is user-friendly for DIY cyclists as well as those who frequent bike shops, providing a quick and hassle-free upgrade or replacement solution. -
Question:
Can the Proponent Seat Post be adjusted for height?
Answer: Yes, the Proponent Seat Post 31.4 X 300 is designed to provide adjustable height. This feature allows you to customize your riding position for optimal comfort and efficiency. By utilizing the adjustment clamp, you can easily raise or lower the seat post according to your preference or riding style. Whether you're commuting, mountain biking, or racing, having the ability to adjust the seat height enhances your overall cycling experience and helps in maintaining proper posture. -
Question:
Does the Proponent Seat Post provide good shock absorption?
Answer: The Proponent Seat Post 31.4 X 300 is engineered to offer a decent level of shock absorption, which contributes to a more comfortable ride on uneven terrains. Although it does not have built-in suspension, the aluminum material and its design allow for some flex under stress, which can help mitigate the impact of bumps. Cyclists who often ride on rough paths will appreciate this feature, as it can significantly enhance comfort during prolonged use. -
Question:
What is the maximum weight limit for the Proponent Seat Post?
Answer: The Proponent Seat Post 31.4 X 300 can accommodate riders up to a maximum weight of approximately 100 kg. This limit ensures the safety and performance integrity of the seat post under varying conditions. It's particularly important for heavier riders or those who frequently carry additional gear while cycling to consider this rating. Understanding the weight limit helps inform cyclists about the suitability of the seat post for their specific use cases, ensuring a reliable riding experience. -
Question:
Is the Proponent Seat Post suitable for professional cycling?
Answer: Yes, many professional cyclists opt for the Proponent Seat Post 31.4 X 300 due to its balance of quality, durability, and performance. It meets the stringent demands of competitive cycling while still being accessible to casual riders. Professionals often seek lightweight components that provide comfort and adaptability during races, and this seat post fits that need perfectly. Whether you're training for a cycling event or participating in competitions, this seat post can support your performance. -
Question:
What colors are available for the Proponent Seat Post?
Answer: The Proponent Seat Post 31.4 X 300 typically comes in a sleek, anodized finish, predominantly in black or silver. This minimalistic style not only complements a wide range of bike colors but also adds a level of sophistication. While choices may vary, the standard colors allow cyclists to maintain a clean aesthetic without compromising on functionality. This color selection appeals to riders who value both performance and style in their bike components. -
Question:
Where can I buy Proponent Seat Post 31.4 X 300?
Answer: You can purchase the Proponent Seat Post 31.4 X 300 from Ubuy. Ubuy provides a convenient online shopping experience and a wide selection of cycling components, including this seat post. By shopping at Ubuy, you'll find all the necessary specifications and details to make an informed choice, along with support for any questions you may have about the product.
Kalloy Seat Posts Proponent Editorial Review
The Kalloy Proponent Seat Post 31.4 X 300 is a high-quality seat post that offers excellent performance and durability. It is made from strong and lightweight aluminum alloy, making it a great choice for riders looking for a reliable seat post. The seat post is also easy to install and adjust, with a simple and secure clamp system. Additionally, the 31.4mm diameter and 300mm length make it compatible with a wide range of bike frames. Overall, the Kalloy Proponent Seat Post 31.4 X 300 is a solid option for cyclists seeking a dependable and versatile seat post.
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Pros
- High-quality aluminum alloy construction
- Easy installation and adjustment
- Secure clamp system
- Compatible with various bike frames
Platform Trust & Buyer Confidence
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Mohammad
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“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
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“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
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“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
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“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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23 July 2026 · via Trustpilot
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- 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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USD 27
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