---
product_id: 354039611
title: "Bynccea Bike Seat Post 27.2mm 30.9mm 31.6mm Bicycle SeatPost 400mm for Mountain Bike Road Bikes MTB BMX"
brand: "bynccea"
price: "$31.98"
currency: USD
in_stock: true
url: https://www.desertcart.us/products/354039611-bynccea-bike-seat-post-27-2mm-30-9mm-31-6mm
store_origin: US
region: United States of America
---

# 3 precise diameter options (27.2/30.9/31.6mm) Adjustable head for perfect fit Forged 6061 T6 aluminum alloy strength Bynccea Bike Seat Post 27.2mm 30.9mm 31.6mm Bicycle SeatPost 400mm for Mountain Bike Road Bikes MTB BMX

**Brand:** bynccea
**Price:** $31.98
**Availability:** ✅ In Stock

## Summary

> 🚴‍♂️ Elevate your ride with precision and power — don’t settle for less!

## Quick Answers

- **What is this?** Bynccea 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?** $31.98 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/354039611-bynccea-bike-seat-post-27-2mm-30-9mm-31-6mm)

## 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

- • **Built to Endure Every Trail:** Crafted from premium forged 6061 T6 aluminum alloy for unmatched durability and lightweight performance.
- • **Tailored Fit, Zero Guesswork:** Choose from three exact diameters to match your bike perfectly.
- • **Custom Comfort, Instant Upgrade:** Adjustable head design ensures your saddle angle is always spot-on for maximum ride comfort.
- • **Ride with Confidence, Guaranteed:** Backed by a 12-month warranty because your adventure deserves reliability.
- • **Seamless Installation, No Hassle:** Designed for easy swap with your current seatpost—just match the diameter and go.

## Overview

The Bynccea Bike Seat Post offers a versatile fit with three diameter sizes (27.2mm, 30.9mm, 31.6mm) and a 400mm length, crafted from durable forged 6061 T6 aluminum alloy. Featuring an adjustable head for optimal saddle positioning, it’s designed for mountain, road, MTB, and BMX bikes. Easy to install and backed by a 12-month warranty, this seatpost combines strength, comfort, and reliability for serious cyclists.

## Description

Bynccea 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 | 738631838470 |
| Item Package Dimensions L x W x H | 17.28 x 2.44 x 2.09 inches |
| Package Weight | 0.38 Kilograms |
| Item Dimensions  LxWxH | 1.24 x 1.24 x 15.75 inches |
| Brand Name | Bynccea |
| Part Number | Seatpost-3 |
| Size | 31.6mm |

## Product Details

- **Color:** Black
- **Item Weight:** 0.38 Kilograms
- **Material:** Aluminum
- **Brand:** Bynccea
- **Product Dimensions:** 1.24"W x 15.75"H

## Images

![Bynccea 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/41S8-+mbHiL.jpg)

## Available Options

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

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**Shop now:** [https://www.desertcart.us/products/354039611-bynccea-bike-seat-post-27-2mm-30-9mm-31-6mm](https://www.desertcart.us/products/354039611-bynccea-bike-seat-post-27-2mm-30-9mm-31-6mm)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-10-17*