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Bike SeatPost 27.2mm 30.9mm 31.6mm Aluminum Alloy 350mm Bicycle Seat Post for Mountain Road Bikes BMX

  • Based on 56 reviews
Condition: New
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Availability: In Stock.
Fulfilled by Amazon

Arrives Monday, Sep 8
Order within 2 hours and 56 minutes
Available payment plans shown during checkout

Color: Black 27.2mm


Features

  • Size: Diameter: 27.2mm 30.9mm 31.6mm; Length: 350 mm (13.8inch)
  • Material: made of high strength aluminum alloy, light weight, anti-rust and durable.
  • Easy installation: Unbolt your old seat and remove your seatpost then bolt on your seat to your new seat post and install it into your bike frame.
  • Compatibility: Suitable for most mountain bikes, road bikes, downhill bikes, BMX, DH, etc.

Color: Black 27.2mm


Material: Aluminum


Brand: Aeibxiy


Bike Type: Mountain Bike


Product Dimensions: 1.07"W x 13.78"H


Manufacturer: ‎Aeibxiy


Item Package Dimensions L x W x H: ‎15.12 x 2.56 x 2.13 inches


Package Weight: ‎0.34 Kilograms


Item Dimensions LxWxH: ‎1.07 x 1.07 x 13.78 inches


Brand Name: ‎Aeibxiy


Country of Origin: ‎China


Warranty Description: ‎No


Model Name: ‎Seatpost-Black27.2


Suggested Users: ‎unisex


Part Number: ‎Seatpost-Black 27.2


Included Components: ‎No


Size: ‎Black 27.2mm


Date First Available: July 15, 2023


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Monday, Sep 8

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

  • Klarna Financing
  • Affirm Pay in 4
  • Affirm Financing
  • Afterpay Financing
  • PayTomorrow Financing
  • Financing through Apple Pay
Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Top Amazon Reviews


  • Excellent product
Color: Black 27.2mm
Completely satisfied.
Reviewed in the United States on June 28, 2024 by PL

  • Product was to specifications
Color: Black 30.9mm
Replaced old bike stem
Reviewed in the United States on June 23, 2024 by Placeholder

  • Well made post
Color: Black 30.9mm
Easy to st up seat angle and is well made and a very good pric
Reviewed in the United States on May 10, 2024 by Amazon Customer

  • the tube measurement is not correct
Color: Black 30.9mm
The diameter measurement of the tube is not correct, I had to sand it to be able to reduce the diameter and be able to mount it on the bicycle.
Reviewed in the United States on May 8, 2024 by Nelson camilo

  • Well, it's a seat post!
Color: Black 27.2mm
I like the markings on the side. I can lower the seat and then easily put it back at the right height.
Reviewed in the United States on April 26, 2024 by David A. Kline

  • good heavy duty
Color: Black 27.2mm
Good quality heavy-duty 👌
Reviewed in the United States on April 13, 2024 by Doc Madon

  • Good price
Color: Black 31.6mm
Bought this just to get on my bike since I had to bleed my dropper post and I didnt have the equipment to do it. Good price, looks good and easy to install
Reviewed in the United States on January 5, 2024 by Christian rivera

  • It works.
Color: Black 27.2mm
Used it on a bike. It works.
Reviewed in the United States on February 10, 2024 by Rebecca L. Budai

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