---
product_id: 379516358
title: "Bike Quill Stem Adapter"
price: "Bs.284"
currency: BOB
in_stock: true
reviews_count: 13
url: https://www.desertcart.bo/products/379516358-bike-quill-stem-adapter
store_origin: BO
region: Bolivia
---

# 150mm precise height boost Threaded to threadless conversion 6061 aluminum alloy durability Bike Quill Stem Adapter

**Price:** Bs.284
**Availability:** ✅ In Stock

## Summary

> 🚴‍♂️ Elevate your ride, upgrade your style — don’t just bike, TRIWONDER it!

## Quick Answers

- **What is this?** Bike Quill Stem Adapter
- **How much does it cost?** Bs.284 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.bo](https://www.desertcart.bo/products/379516358-bike-quill-stem-adapter)

## Best For

- Customers looking for quality international products

## Why This Product

- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Seamless Stem Upgrade:** Effortlessly convert your classic quill stem to modern threadless systems without hassle.
- • **Elevate Your Ride Comfort:** Raise your handlebars by 150mm for an upright, strain-free posture on every journey.
- • **Secure & Simple Installation:** Top hex bolt design ensures a firm, reliable fit with recommended 5N·m torque for peace of mind.
- • **Precision Fit for Versatility:** Compatible with 28.6mm upper diameter and steerer tubes of 22.2mm or 25.4mm, fitting city, MTB, road, and commuter bikes.
- • **Built to Last, Ride After Ride:** Crafted from premium 6061 aluminum alloy with anodized finish for lightweight strength and corrosion resistance.

## Overview

The TRIWONDER Bike Stem Riser Adapter is a 150mm quill stem converter made from durable 6061 aluminum alloy, designed to raise handlebar height and convert threaded stems to threadless systems. Compatible with multiple steerer tube sizes, it offers a secure, easy installation for enhanced riding comfort across various bike types.

## Description

desertcart.com: TRIWONDER Bike Stem Riser Adapter 150mm, 28.6mm Quill Stem Converter | 6061 Aluminum Alloy, Fits 22.2mm Steerer Tubes, Converts Threaded Quill Stem, Raises Handlebar Height for MTB Bikes : Sports & Outdoors

Review: Good product, does fit a little snug - Fits great on a 2010 KHS Urban Xscape. A little tight getting it installed (had to loosen the screw more than usual to get it into the frame, but works as advertised once in)
Review: Perfect fit - Well made adapter , worked perfectly.

## Features

- Improve Riding Comfort: Raises your handlebar position by adding height to the stem setup, helping create a more upright riding posture and reducing unnecessary bending during daily rides or longer cycling trips
- Strong 6061 Aluminum Construction: Made from high-strength 6061 aluminum alloy with a polished anodized finish, providing a lightweight and durable structure for reliable long-term use
- Accurate Size Compatibility: Designed with a 1-1/8" (28.6mm) upper diameter and available in 22.2mm or 25.4mm steerer tube options. Total length measures 150mm for added height adjustment
- Threaded To Threadless Conversion: Converts a traditional threaded quill stem setup to fit a 1-1/8" threadless steerer system, allowing riders to upgrade their handlebar position with ease
- Secure Installation: Features a top hex bolt installation design with a recommended tightening torque of 5N·m. Compatible with city bikes, mountain bikes (MTB), road bikes, and commuter bikes requiring a quill stem conversion

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B094CKZJGZ |
| Best Sellers Rank | #12,614 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #47 in Bike Handlebars, Headsets & Stems |
| Brand Name | TRIWONDER |
| Color | Black |
| Customer Reviews | 4.5 4.5 out of 5 stars (954) |
| Date First Available | May 7, 2021 |
| Included Components | Stem |
| Item Package Dimensions L x W x H | 6.5 x 2.87 x 1.18 inches |
| Manufacturer | TRIWONDER |
| Material | Aluminum |
| Model Name | Quill Stem Adapter |
| Number of Items | 1 |
| Package Weight | 0.17 kg |
| Part Number | 0919 |
| Size | 22,2 x 150 mm |
| Suggested Users | unisex_adult |
| Warranty Description | 18-Month Warranty |

## Images

![Bike Quill Stem Adapter - Image 1](https://m.media-amazon.com/images/I/51L3e0wu4tL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good product, does fit a little snug
*by M***R on July 12, 2026*

Fits great on a 2010 KHS Urban Xscape. A little tight getting it installed (had to loosen the screw more than usual to get it into the frame, but works as advertised once in)

### ⭐⭐⭐⭐⭐ Perfect fit
*by E***O on August 13, 2026*

Well made adapter , worked perfectly.

### ⭐⭐⭐⭐⭐ Stem Replacement
*by D***I on July 24, 2026*

Great MTB stem replacements Easy to install and very durable. Highly recommended it for any bike.

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**Shop now:** [https://www.desertcart.bo/products/379516358-bike-quill-stem-adapter](https://www.desertcart.bo/products/379516358-bike-quill-stem-adapter)

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*Product available on Desertcart Bolivia*
*Store origin: BO*
*Last updated: 2026-09-27*