---
product_id: 192976092
title: "Bike Stem"
brand: "triwonder"
price: "£20.55"
currency: GBP
in_stock: null
reviews_count: 5
url: https://www.desertcart.co.uk/products/192976092-bike-stem
store_origin: GB
region: United Kingdom
---

# Fits 25.4mm & 31.8mm handlebars Secure 4-bolt clamp design High-strength aluminum alloy Bike Stem

**Brand:** triwonder
**Price:** £20.55
**Availability:** ❌ Out of Stock

## Summary

> 🚴‍♂️ Ride Sharp, Ride Secure – The Stem That Means Business

## Quick Answers

- **What is this?** Bike Stem by triwonder
- **How much does it cost?** £20.55 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/192976092-bike-stem)

## Best For

- triwonder enthusiasts

## Why This Product

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

## Key Features

- • **Lightweight Yet Durable:** Crafted from fatigue-resistant aluminum alloy to keep your bike agile without compromising strength.
- • **Rock-Solid Installation:** Four-bolt clamp ensures your handlebar stays locked in place—no flex, no slip, just pure control.
- • **Universal Compatibility:** Designed to fit most MTB, BMX, road, and track bikes—upgrade your ride effortlessly.
- • **Enhanced Control & Stability:** Reduces handlebar tilt and boosts steering precision for confident mountain and road biking.
- • **Precision Fit for Every Ride:** Choose between 25.4mm or 31.8mm handlebar diameters for a perfect, no-slip fit.

## Overview

The TRIWONDER Bike Stem is a robust, lightweight handlebar stem made from high-strength aluminum alloy, available in 25.4mm and 31.8mm sizes. Its four-bolt clamp design guarantees a secure fit, reducing handlebar tilt and enhancing steering control. Compatible with a wide range of bikes including MTB, BMX, and road bikes, it’s engineered for durability and precision to elevate your cycling experience.

## Description

Full description not available

## Features

- SIZE: Handlebar diameter: 25.4mm or 31.8mm (the size you choose), Steerer Tube diameter: 28.6mm (1-1 / 8")
- MATERIAL: Made of high-strength aluminum alloy, our bike stem is durable with fatigue resistance at a reasonable weight. Handling more flexible, much easier to force when cycling
- FUNCTION: The bicycle stem not only helps to reduce the amount of tilting when riding a bicycle but also gives better control over the ability to steer
- EASY INSTALLATION: Four bolt bar clamp holds bar securely in position, locked solid to the mountain bike stem, no flex or slipping
- APPLICATIONS: The handlebar stem is suitable for most road bike, mountain bikes, track bike, MTB, BMX, DH, etc

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Bike type | BMX Bike |
| Color | Black - 31.8 x 40mm |
| Size | 31.8 x 40mm |
| Team | Cycling |
| Material type | Aluminium |
| Number of items | 1 |
| Sport | Cycling |
| Included components | Stem |
| Batteries included? | No |
| Brand | TRIWONDER |
| Department | unisex_adult |
| Manufacturer | TRIWONDER |
| Item model number | OS0904 |
| Product Dimensions | 4.5 x 4.5 x 0.1 cm; 68 g |
| ASIN | B07T65XLH8 |

## Product Details

- **Colour:** Black - 31.8 x 40mm
- **Brand:** TRIWONDER
- **Product dimensions:** 32W millimetres
- **Manufacturer:** TRIWONDER
- **OEM part number:** TRIWONDER-31.8-45mm

## Images

![Bike Stem - Image 1](https://m.media-amazon.com/images/I/71VzAfC+caL.jpg)
![Bike Stem - Image 2](https://m.media-amazon.com/images/I/61kq3H7N5kL.jpg)
![Bike Stem - Image 3](https://m.media-amazon.com/images/I/61-XFh9FYkL.jpg)
![Bike Stem - Image 4](https://m.media-amazon.com/images/I/610V7MahjxL.jpg)
![Bike Stem - Image 5](https://m.media-amazon.com/images/I/61KU0N-LGCL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works as intended!
*by B***N on 15 July 2024*

Dimensions are correct

### ⭐⭐⭐⭐⭐ Great
*by B***F on 18 March 2024*

Helped with handling

### ⭐⭐⭐⭐ Suitable replacement
*by S***H on 5 September 2024*

Easy to fit replacement, no longer hunching forward

## Frequently Bought Together

- TRIWONDER Bike Stem 31.8 45mm Handlebar Stem Riser Mountain Bike Stem Short Handlebar Stem for Most Bicycle, Road Bike, MTB, BMX, Fixie Gear, Cycling (31.8 x 45mm - Black)
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**Shop now:** [https://www.desertcart.co.uk/products/192976092-bike-stem](https://www.desertcart.co.uk/products/192976092-bike-stem)

---

*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-05-16*