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UPANBIKE Extra Long 17.7inch (450mm) Bike Bicycle Aluminium Alloy Seat Post with Micro Adjust Clamp (ฯ† 25.4mm) โ€” image 1
Seat PostsUPANBIKEโœ“ In stock

UPANBIKE Extra Long 17.7inch (450mm) Bike Bicycle Aluminium Alloy Seat Post with Micro Adjust Clamp (ฯ† 25.4mm)

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$48.99

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About this item
  • To fit frame seatpost hole: 25.4mm, Extra long: 17.7" (45cm); Help to raise height of saddle, so that tall rider don't have to bent much forward
  • Important note: real measure of the seatpost diameter is a little smaller than the number marks on it. e.g.:25.4mm one may measures about 25.0~25.2mm only
  • Clamp is adjustable for the saddle tilt angle
  • Replacement seatpost for most bike, mountain bike, road bike, universal bikes
  • ใ€IMPORTANT NOTEใ€‘Before ordering, please do make sure to measure and confirm the diameter that you actually need. Thank you.
Product details
Brand
UPANBIKE
Manufacturer
UPANTECH
Material
Aluminium
Colour
Black
Size
25.4*450mm
Model number
50-128
Part number
50-128-0
EAN
0605757273167

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What customers say about Bigamart

10 Trustpilot reviews total, with 2 shown at a time.

Trustpilot
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Excellent
4.5 average rating
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S
Sigalit
๐Ÿ‡ฎ๐Ÿ‡ฑ ยท January 2026
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I wrote to Bigamart's customer support and they accompanied the process of reshipping the item until it finally arrived. I felt a genuine effort to solve the problem till it was finally solved.

V
Verified buyer
๐Ÿ‡ฆ๐Ÿ‡บ ยท November 2025
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The package was here in Australia from England in a few days โ€” so quick! Something was missing and they refunded it straight away. Pretty happy with these guys.

Showing 1โ€“2 of 10 reviews

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UPANBIKE Extra Long 17.7inch (450mm) Bike Bicycle Aluminium Alloy Seat Post with Micro Adjust Clamp (ฯ† 25.4mm) | Bigamart