---
product_id: 332882822
title: "Bike Seat Post 27.2mm 30.9mm 31.6mm Bicycle SeatPost 400mm for Mountain Bike Road Bikes MTB BMX"
brand: "bynccea"
price: "A$39"
currency: AUD
in_stock: true
url: https://www.desertcart.com.au/products/332882822-bike-seat-post-27-2mm-30-9mm-31-6mm-bicycle
store_origin: AU
region: Australia
---

# 3 size options for perfect fit Adjustable head for easy installation Forged 6061 T6 aluminum alloy strength Bike Seat Post 27.2mm 30.9mm 31.6mm Bicycle SeatPost 400mm for Mountain Bike Road Bikes MTB BMX

**Brand:** bynccea
**Price:** A$39
**Availability:** ✅ In Stock

## Summary

> 🚴‍♂️ Elevate your ride with precision and power!

## Quick Answers

- **What is this?** Bike Seat Post 27.2mm 30.9mm 31.6mm Bicycle SeatPost 400mm for Mountain Bike Road Bikes MTB BMX by bynccea
- **How much does it cost?** A$39 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/332882822-bike-seat-post-27-2mm-30-9mm-31-6mm-bicycle)

## Best For

- bynccea enthusiasts

## Why This Product

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

## Key Features

- • **Ride with Confidence:** Backed by a 12-month warranty ensuring your investment is protected.
- • **Versatile Compatibility:** Ideal for mountain bikes, road bikes, MTB, and BMX—join the community of riders who demand quality.
- • **Built to Endure Every Ride:** Crafted from premium forged aluminum alloy 6061 T6 for unmatched durability and lightweight performance.
- • **Precision Fit, Zero Guesswork:** Choose from 27.2mm, 30.9mm, or 31.6mm diameters to match your bike perfectly.
- • **Effortless Setup, Instant Upgrade:** Adjustable head design makes installation a breeze—get back on the trail faster.

## Overview

The Bynccea Bike Seat Post offers a durable, lightweight solution for cyclists seeking a perfect fit and easy installation. Available in three diameters (27.2mm, 30.9mm, 31.6mm) and crafted from forged 6061 T6 aluminum alloy, this 400mm seatpost is designed for mountain, road, MTB, and BMX bikes. Its adjustable head ensures hassle-free setup, while a 12-month warranty guarantees quality and peace of mind.

## Description

Bike Seat Post 27.2mm 30.9mm 31.6mm Bicycle SeatPost 400mm for Mountain Bike Road Bikes MTB BMX

## Features

- Mountain Bike Seatpost Size: 27.2mm/30.9mm/31.6mm,Total length: 400mm.
- Pay Attention to Choose Correct Diameter Size:Take out your current seatpost, the diameter marked on it’s lower area. Then buy same size from the option.
- Material:Forged aluminum alloy 6061 T6.
- Bynccea MTB seatpost with adjustable head,convenient to install.
- 【12-MONTH WARRANTY】:Quality guarantee.If you’re not 100% satisfied with your bike seatposts, simply send us a message and we’ll take care of you.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Bynccea |
| UPC | 738635253477 |
| Item Package Dimensions L x W x H | 17.01 x 2.4 x 2.32 inches |
| Package Weight | 0.38 Kilograms |
| Item Dimensions  LxWxH | 1.07 x 1.07 x 15.75 inches |
| Brand Name | Bynccea |
| Part Number | Seatpost-1 |
| Size | 27.2mm |

## Product Details

- **Color:** Black
- **Item Weight:** 0.38 Kilograms
- **Material:** Aluminum
- **Brand:** Bynccea
- **Product Dimensions:** 1.07"W x 15.75"H

## Images

![Bike Seat Post 27.2mm 30.9mm 31.6mm Bicycle SeatPost 400mm for Mountain Bike Road Bikes MTB BMX - Image 1](https://m.media-amazon.com/images/I/41j5BqfNb4S.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Frequently Bought Together

- Bynccea Bike Seat Post 27.2mm 30.9mm 31.6mm Bicycle SeatPost 400mm for Mountain Bike Road Bikes MTB BMX
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**Shop now:** [https://www.desertcart.com.au/products/332882822-bike-seat-post-27-2mm-30-9mm-31-6mm-bicycle](https://www.desertcart.com.au/products/332882822-bike-seat-post-27-2mm-30-9mm-31-6mm-bicycle)

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-02-18*