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- PLATTBK Bike Seat Post Extra Long 440mm (17.3...
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Item #:
91844157
PLATTBK Bike Seat Post Extra Long 440mm (17.3inch) Aluminum Alloy Replacement Bicycle Seatpost 25.4/27.2/28.6/30.9/31.6mm for BMX Rock MTB Ebikes
89% of respondents would recommend this to a friend
Item #:
91844157
BND 50
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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Imported from USA store
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Order now and get it around Saturday, September 05
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Made of 6061 aluminum alloy, lightweight, strong, and durable.
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What Stands Out
Extra Long Length
Measuring 440mm, this seat post offers an extended height for increased comfort, making it ideal for taller riders or those who prefer a higher seating position on BMX, MTB, and e-bikes.
Durable Aluminum Alloy
Constructed from high-quality aluminum alloy, the seat post guarantees strength and longevity, ensuring a lightweight and rust-resistant solution for cyclists facing varied terrain and weather conditions.
Versatile Compatibility
Designed to fit various sizes (25.4/27.2/28.6/30.9/31.6mm), this seat post is a versatile replacement option, catering to a wide range of bicycles, including BMX, mountain, and electric bikes.
Product Details
| Brand Name | PLATTBK |
| Manufacturer | PLATTBK |
| Number of Items | 1 |
| Included Components | Screws |
| Item Type Name | Bike Seatpost |
| Item Diameter | 27.2 millimeters |
| Color | Black |
| Material Type | Aluminum |
| Bike Type | Road Bike |
| Material | Aluminum |
| Brand | PLATTBK |
| Item Weight | 1.2 lbs (540 grams) |
Who Should Buy?
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Tall Riders
Ideal for taller riders seeking extra height adjustment for comfort and control while riding.
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BMX Enthusiasts
Perfect for BMX bikes requiring a longer post for tricks and jumps without compromising stability.
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Mountain Bikers
Works well for mountain bikers needing a durable, lightweight post for rough terrains and extreme conditions.
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Short Riders
Shorter riders may find the extra length unnecessary and could be uncomfortable during rides.
Product Description
PLATTBK Bike Seat Post Extra Long 440mm (17.3inch) Aluminum Alloy Replacement Bicycle Seatpost 25.4/27.2/28.6/30.9/31.6mm for BMX Rock MTB Ebikes
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Customer Questions & Answers
-
Question:
What diameters are available for this seatpost?
Answer: The seatpost is available in diameters of 25.4mm, 27.2mm, 28.6mm, 30.9mm, and 31.6mm. -
Question:
Is this seatpost suitable for all bike types?
Answer: Yes, it is widely compatible with most road bicycles, fixed gear bicycles, Ebikes, downhill bicycles, and MTB. -
Question:
What material is the seatpost made of?
Answer: It is made of lightweight and durable 6061 aluminum alloy, which also features a colorfast and anti-corrosion anodized surface.
PLATTBK Seat Posts Editorial Review
**** The PLATTBK Bike Seat Post has garnered a variety of responses from users, who appreciate its versatility and sturdiness for use across different types of bicycles, including BMX, mountain bikes, and electric bikes. With a notable length of 440mm (17.3 inches), it stands out as an excellent replacement seat post for riders needing extra length for comfortable positioning. Users have highlighted its solid Construction from aluminum alloy, which contributes to both its durability and light weight. The variety of diameter options (25.4/27.2/28.6/30.9/31.6mm) allows for compatibility with a range of bike models, making it a flexible choice for many cyclists. Comfort has been a significant theme in the feedback, as many riders report an improved sitting experience, especially during long rides. The ease of installation is also frequently commended, with straightforward setup processes enhancing the overall user satisfaction. However, while the general reception is positive, some users expressed a need for additional padding or comfort features that are often found in more specialized bike seats. Overall, the PLATTBK Bike Seat Post is well-regarded for its quality and effectiveness across various biking environments, proving to be a reliable choice for those looking to replace or upgrade their current seat post. **
Customer Reviews & Ratings
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Pros
- Versatile across multiple bike styles (BMX, MTB, Ebikes)
- Sturdy aluminum alloy Construction for durability and lightweight
- Available in various diameter options for compatibility
- Enhanced comfort during long rides
- Easy installation process
Cons
- Lack of additional padding or comfort features in comparison to specialized bike seats
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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BND 50
Order now and get it around Saturday, September 05
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.)
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Features & Benefits
- Crafted from high-quality 6061 aluminum alloy.
- Lightweight design ensures better performance.
- Durable construction for long-lasting use.
- Available in multiple diameters: 25.4/27.2/28.6/30.9/31.6mm.
- Features a safety line mark for proper installation.
- Compatible with a wide range of bicycle types including road, fixed gear, and Ebikes.
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