---
product_id: 33176707
title: "31.8mm Alloy Sport Downhill Mountain / BMX Short Bike Stem Front Riser"
brand: "mayamo"
price: "1391107₫"
currency: VND
in_stock: true
url: https://www.desertcart.vn/products/33176707-31-8mm-alloy-sport-downhill-mountain-bmx-short-bike-stem
store_origin: VN
region: Vietnam
---

# 31.8mm Alloy Sport Downhill Mountain / BMX Short Bike Stem Front Riser

**Brand:** mayamo
**Price:** 1391107₫
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** 31.8mm Alloy Sport Downhill Mountain / BMX Short Bike Stem Front Riser by mayamo
- **How much does it cost?** 1391107₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/33176707-31-8mm-alloy-sport-downhill-mountain-bmx-short-bike-stem)

## Best For

- mayamo enthusiasts

## Why This Product

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

## Description

Specifications:   Material: Aluminium alloy  Color: Black, Gold, Blue, Red (optional)  Handlebar diameter: 31.8mm  Fork diameter: 28.6mm  Weight: 120g / 4.2oz  Package List:   1 * Bike Handlebar Stem

## Features

- Constructed of high-strength CNC machined 6061 T6 aluminum alloy.
- Frosting finish, exquisite workmanship.
- Suitable for handlebar with diameter 31.8mm.
- Four bolt bar clamp holds bar securely in position.

## Images

![31.8mm Alloy Sport Downhill Mountain / BMX Short Bike Stem Front Riser - Image 1](http://ecx.images-amazon.com/images/I/41jg-EHyQlL.jpg)
![31.8mm Alloy Sport Downhill Mountain / BMX Short Bike Stem Front Riser - Image 2](http://ecx.images-amazon.com/images/I/41bqkSXImvL.jpg)
![31.8mm Alloy Sport Downhill Mountain / BMX Short Bike Stem Front Riser - Image 3](http://ecx.images-amazon.com/images/I/41AkXNgqZ1L.jpg)

---

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**Shop now:** [https://www.desertcart.vn/products/33176707-31-8mm-alloy-sport-downhill-mountain-bmx-short-bike-stem](https://www.desertcart.vn/products/33176707-31-8mm-alloy-sport-downhill-mountain-bmx-short-bike-stem)

---

*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-05-13*