---
product_id: 595497160
title: "Bike Seatpost, Bicycle Seat Post 25.4 27.2 28.6 30.4 30.9 31.6 400mm Length Aluminum Alloy Bicycle Seat Tube for Mountain Bike and Road Bike, MBX"
brand: "boenoea"
price: "€ 18.44"
currency: EUR
in_stock: true
reviews_count: 13
category: "Boenoea"
url: https://www.desertcart.fi/products/595497160-bike-seatpost-bicycle-seat-post-25-4-27-2-28
store_origin: FI
region: Finland
---

# Fits 7 key diameters (25.4-31.6mm) Universal for MTB, road, BMX Lightweight 400mm aluminum alloy Bike Seatpost, Bicycle Seat Post 25.4 27.2 28.6 30.4 30.9 31.6 400mm Length Aluminum Alloy Bicycle Seat Tube for Mountain Bike and Road Bike, MBX

**Brand:** boenoea
**Price:** € 18.44
**Availability:** ✅ In Stock

## Summary

> 🚴‍♂️ Elevate your ride with the Boenoea seatpost — where precision meets performance!

## Quick Answers

- **What is this?** Bike Seatpost, Bicycle Seat Post 25.4 27.2 28.6 30.4 30.9 31.6 400mm Length Aluminum Alloy Bicycle Seat Tube for Mountain Bike and Road Bike, MBX by boenoea
- **How much does it cost?** € 18.44 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/595497160-bike-seatpost-bicycle-seat-post-25-4-27-2-28)

## Best For

- boenoea enthusiasts

## Why This Product

- Trusted boenoea brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Effortless Installation:** Swap your old seatpost in minutes with a simple unbolt-and-secure mechanism—no hassle, no downtime.
- • **Versatile Compatibility:** Designed to fit a wide range of bikes including mountain, road, fixed gear, and BMX for ultimate flexibility.
- • **Trusted by Riders Worldwide:** Top-rated with 4.5 stars and thousands of happy cyclists who swear by its reliability and performance.
- • **Durable Aluminum Alloy Build:** Lightweight yet robust design engineered to withstand rugged mountain trails and urban commutes alike.
- • **Precision Fit for Every Ride:** Available in multiple diameters ensuring a perfect match for your bike frame.

## Overview

The Boenoea Bike Seatpost is a 400mm long, lightweight aluminum alloy seat tube available in multiple diameters (25.4mm to 31.6mm) designed for universal compatibility with mountain, road, BMX, and fixed gear bikes. Praised for its durability, easy installation, and perfect fit, it ranks #1 in bike seat posts and boasts a 4.5-star rating from over 870 reviews.

## Description

We have been specializing in bicycle accessories for many years, providing a range of different sizes and styles of bicycle seat tubes for everyone to choose from. Welcome to consult!

Review: Safety and quality and where to look for products - Seat post fit perfect, I would recommend this product to anyone
Review: Does the post fit - Fit perfectly; worked well

## Features

- Warm Tips: Please measure and confirm the exact post diameter required before purchasing. The saddle clamp is not included, please buy it if needed
- Size: Length: 400 mm; Diameter: 27.2mm; Color: Black
- Material: Boenoea seatpost is made of lightweight aluminum alloy, and the internal design is sturdy and durable, improving the load-bearing
- Easy to Install: Just unbolt the old seat and remove the seat tube, then secure the seat bolt to the new one and attach it to the frame. Please insert at least above the minimum safety line
- Widely Universal: Boenoea Seat Post is widely suited for most road bikes, mountain bikes, fixed gear bikes, BMX, etc

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CL956YN5 |
| Best Sellers Rank | #4,604 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #1 in Bike Seat Posts |
| Brand Name | Boenoea |
| Customer Reviews | 4.5 4.5 out of 5 stars (870) |
| Date First Available | October 18, 2023 |
| Included Components | No |
| Item Dimensions LxWxH | 1.07 x 1.07 x 15.75 inches |
| Item Package Dimensions L x W x H | 16.38 x 1.38 x 1.1 inches |
| Manufacturer | Boenoea |
| Model Name | 1 |
| Package Weight | 0.2 Kilograms |
| Part Number | Bike Seat Tube-27.2 |
| Size | 27.2x 400mm |
| Suggested Users | unisex-adult |
| Warranty Description | No |

## Product Details

- **Brand:** Boenoea
- **Color:** Black
- **Item Weight:** 0.2 Kilograms
- **Material:** Aluminum
- **Product Dimensions:** 1.07"W x 15.75"H

## Images

![Bike Seatpost, Bicycle Seat Post 25.4 27.2 28.6 30.4 30.9 31.6 400mm Length Aluminum Alloy Bicycle Seat Tube for Mountain Bike and Road Bike, MBX - Image 1](https://m.media-amazon.com/images/I/415+1PaSvmL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Safety and quality and where to look for products
*by G***T on January 10, 2026*

Seat post fit perfect, I would recommend this product to anyone

### ⭐⭐⭐⭐⭐ Does the post fit
*by R***H on December 27, 2025*

Fit perfectly; worked well

### ⭐⭐⭐⭐⭐ Good product
*by M***G on November 23, 2025*

Arrived ahead of projected date, fit bike, allowed me to raise seat to correct height for my heighth, good quality.

## Frequently Bought Together

- Boenoea Bike Seatpost, Bicycle Seat Post 25.4 27.2 28.6 30.4 30.9 31.6 400mm Length Aluminum Alloy Bicycle Seat Tube for Mountain Bike and Road Bike, MBX
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**Shop now:** [https://www.desertcart.fi/products/595497160-bike-seatpost-bicycle-seat-post-25-4-27-2-28](https://www.desertcart.fi/products/595497160-bike-seatpost-bicycle-seat-post-25-4-27-2-28)

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*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-01-26*