---
product_id: 535213648
title: "Sponsored Ad – Adjustable MTB Stem 31.8mm 70 Degree - 90/110/130/145mm Bike Stem Riser for Handlebar - Aluminum Alloy Mountain Bike Handlebar Riser Extender for MTB Road City Bike Bicycle"
brand: "cxwxc"
price: "$U3560"
currency: UYU
in_stock: true
url: https://www.desertcart.uy/products/535213648-sponsored-ad-adjustable-mtb-stem-31-8mm-70-degree-90
store_origin: UY
region: Uruguay
---

# 4 length options (90-145mm) 3D forged aluminum alloy ±70° adjustable angle Sponsored Ad – Adjustable MTB Stem 31.8mm 70 Degree - 90/110/130/145mm Bike Stem Riser for Handlebar - Aluminum Alloy Mountain Bike Handlebar Riser Extender for MTB Road City Bike Bicycle

**Brand:** cxwxc
**Price:** $U3560
**Availability:** ✅ In Stock

## Summary

> 🚴‍♂️ Ride Your Way: Adjustable Precision Meets Rugged Durability

## Quick Answers

- **What is this?** Sponsored Ad – Adjustable MTB Stem 31.8mm 70 Degree - 90/110/130/145mm Bike Stem Riser for Handlebar - Aluminum Alloy Mountain Bike Handlebar Riser Extender for MTB Road City Bike Bicycle by cxwxc
- **How much does it cost?** $U3560 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.uy](https://www.desertcart.uy/products/535213648-sponsored-ad-adjustable-mtb-stem-31-8mm-70-degree-90)

## Best For

- cxwxc enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** 3D forged aluminum alloy ensures unmatched strength and durability.
- • **Tailor Your Ride:** Adjust handlebar reach and height with precision for all-day comfort.
- • **Perfect Fit Guarantee:** Compatible with 31.8mm handlebars and 28.6mm fork stems for seamless integration.
- • **Versatile Performance:** Ideal for MTB racing, touring, and city rides—elevate every cycling adventure.
- • **Effortless Installation:** Four-bolt clamp design secures your handlebar quickly and reliably.

## Overview

The CXWXC Adjustable MTB Stem offers professional-grade customization with four length options (90, 110, 130, 145mm) and a ±70° angle adjustment, crafted from 3D forged aluminum alloy for superior strength. Designed for 31.8mm handlebars and 28.6mm fork stems, it delivers a perfect fit and easy installation, making it the ultimate upgrade for mountain, road, and city cyclists seeking comfort and control.

## Description

Sponsored Ad – Adjustable MTB Stem 31.8mm 70 Degree - 90/110/130/145mm Bike Stem Riser for Handlebar - Aluminum Alloy Mountain Bike Handlebar Riser Extender for MTB Road City Bike Bicycle

## Features

- NOTE: PLEASE CONFIRM YOUR SIZE BEFORE YOUR PURCHASE. 90, 110 130 and 145mm are not the total long of the stem.
- 【Ideal Stem for Rider】: Can't get comfortable on your bike? Tried too many bike stems? This adjustable stems are a useful way of tweaking your handlebar height and reach, particularly for touring where you spend long hours in the saddle. Our adjustable stem is the best bet to get comfortable
- 【Compatibility】: Only Fit for Handlebar diameter 31.8mm (1-1/4''), front fork stem diameter 28.6mm (1-1/8") and is available in a range of lengths – 90, 110 and 145mm.
- 【Material】: The MTB stem is manufactured with a 3D Forged alloy construction that gives strength and control. The durability of this stem is very adjustable with an angle of (-70°to +70°)
- 【Easy to Install】: Just connect up the original front fork stem. Four bolt bar clamp holds bar securely in position
- 【Suitable for Most Bike】: Our bike stems are suited to a wide variety of bicycles, and also to the different types of riders. Ideal for MTB racing and those who take their off road biking very seriously.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Product dimensions | 32W x 110H millimetres |
| Manufacturer | CXWXC |
| Color | Black |
| Size | M |
| Material type | Aluminium |
| Batteries included? | No |
| Item model number | XT-AS822 |
| ASIN | B09C4JTX2Z |

## Product Details

- **Colour:** Black
- **Item weight:** 0.33 Kilograms
- **Material:** Aluminium
- **Brand:** CXWXC
- **Bike type:** Mountain Bike

## Images

![Sponsored Ad – Adjustable MTB Stem 31.8mm 70 Degree - 90/110/130/145mm Bike Stem Riser for Handlebar - Aluminum Alloy Mountain Bike Handlebar Riser Extender for MTB Road City Bike Bicycle - Image 1](https://m.media-amazon.com/images/I/61lipGv8RZL.jpg)
![Sponsored Ad – Adjustable MTB Stem 31.8mm 70 Degree - 90/110/130/145mm Bike Stem Riser for Handlebar - Aluminum Alloy Mountain Bike Handlebar Riser Extender for MTB Road City Bike Bicycle - Image 2](https://m.media-amazon.com/images/I/71JZoJLUewL.jpg)
![Sponsored Ad – Adjustable MTB Stem 31.8mm 70 Degree - 90/110/130/145mm Bike Stem Riser for Handlebar - Aluminum Alloy Mountain Bike Handlebar Riser Extender for MTB Road City Bike Bicycle - Image 3](https://m.media-amazon.com/images/I/61TPTUYqgqL.jpg)
![Sponsored Ad – Adjustable MTB Stem 31.8mm 70 Degree - 90/110/130/145mm Bike Stem Riser for Handlebar - Aluminum Alloy Mountain Bike Handlebar Riser Extender for MTB Road City Bike Bicycle - Image 4](https://m.media-amazon.com/images/I/61WD4jR7WWL.jpg)
![Sponsored Ad – Adjustable MTB Stem 31.8mm 70 Degree - 90/110/130/145mm Bike Stem Riser for Handlebar - Aluminum Alloy Mountain Bike Handlebar Riser Extender for MTB Road City Bike Bicycle - Image 5](https://m.media-amazon.com/images/I/71VWvECithL.jpg)

## Available Options

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

## Frequently Bought Together

- CXWXC Adjustable MTB Stem 31.8mm 85 Degree - 90/110/145mm Bike Stem Riser for Handlebar - Aluminum Alloy Mountain Bike Handlebar Riser Extender for MTB Road City Bike Bicycle (31.8 x 110mm)
- LERWAY Bike Stem Riser Extender MTB Handlebar Stem Adapter with Hex Key for 1-1/8" 28.6mm Fork Aluminum Black

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**Shop now:** [https://www.desertcart.uy/products/535213648-sponsored-ad-adjustable-mtb-stem-31-8mm-70-degree-90](https://www.desertcart.uy/products/535213648-sponsored-ad-adjustable-mtb-stem-31-8mm-70-degree-90)

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*Product available on Desertcart Uruguay*
*Store origin: UY*
*Last updated: 2026-03-10*