---
product_id: 279825251
title: "Black Ops MX BMX Quill Stem, 21.1"
brand: "black ops"
price: "3810343₫"
currency: VND
in_stock: true
reviews_count: 5
url: https://www.desertcart.vn/products/279825251-black-ops-mx-bmx-quill-stem-21-1
store_origin: VN
region: Vietnam
---

# 21.1mm Dia. Lightweight 2 lbs 4-bolt clamp Black Ops MX BMX Quill Stem, 21.1

**Brand:** black ops
**Price:** 3810343₫
**Availability:** ✅ In Stock

## Summary

> 🚴‍♂️ Elevate Your Ride with Black Ops MX!

## Quick Answers

- **What is this?** Black Ops MX BMX Quill Stem, 21.1 by black ops
- **How much does it cost?** 3810343₫ 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/279825251-black-ops-mx-bmx-quill-stem-21-1)

## Best For

- black ops enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Crafted from durable alloy/steel, designed to withstand the rigors of BMX riding.
- • **Precision Fit:** Engineered for a perfect 21.1mm diameter quill, ensuring a snug fit for your BMX bike.
- • **Sleek Aesthetic:** The all-black finish adds a touch of stealth and style to your bike.
- • **Light as a Feather:** Weighing in at just 2 pounds, this stem won't weigh you down during your rides.
- • **Unmatched Stability:** Experience superior control with a robust 4-bolt clamp design.

## Overview

The Black Ops MX BMX Quill Stem is a high-performance component designed for BMX bikes, featuring a durable alloy/steel construction, a 21.1mm diameter quill, and a lightweight design at just 2 pounds. With a sleek black finish and a robust 4-bolt clamp, this stem ensures stability and precision for every ride.

## Description

Black Ops MX BMX Quill Stem, 21.1

## Features

- Material Alloy/Steel
- 4 bolt clamp
- 21.1mm Dia. quill
- 4-1/4" Steerer
- Bar Clamp: 22.2

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Bike Type | BMX Bike |
| Color | Black |
| Height | 12 inches |
| Length | 12 inches |
| Weight | 2 Pounds |
| Width | 12 inches |
| Material Type | Metal |
| Number of Items | 1 |
| Sport | Cycling |
| Batteries Included? | No |
| Brand | Black Ops |
| Department | mens |
| Manufacturer | BLACK OPS |
| Item model number | 57417JB |
| Product Dimensions | 21.34 x 13.72 x 6.1 cm; 548.85 g |
| ASIN | B000AOA6V4 |

## Product Details

- **Color:** Black
- **Brand:** Black Ops
- **Bike Type:** BMX Bike
- **Manufacturer:** BLACK OPS
- **UPC:** 072774574179

## Images

![Black Ops MX BMX Quill Stem, 21.1 - Image 1](https://m.media-amazon.com/images/I/61VNzTtGj+L.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ 







  
  
    Good appearance, and fits securely. Holds handlebars tight.
  

*by S***Y on Reviewed in the United States on 8 July 2024*

There aren't many choices when it comes to 1 inch threaded stems and quills. This BMX style set up fits my vintage ATB build. Functional and stylish.Thanks Black Ops...!

### ⭐⭐⭐⭐⭐ 







  
  
    Very good product. Good clamp to bar.
  

*by J***S on Reviewed in Canada on 18 May 2019*

The stem is great. So chunky it makes my bike look small = good quality.Dont go to the halfpipe so, cant help ya there. Old school bmx'er 👍

### ⭐⭐⭐⭐⭐ 







  
  
    Cool, Strong
  

*by A***R on Reviewed in Canada on 13 April 2018*

Cool, makes my old bike look way cooler. Strong build.

## Frequently Bought Together

- Black Ops MX BMX Quill Stem, 21.1
- GPMTER Bike Handlebar Grips, Single Lock on Bicycle Handle Bar, for BMX, Mountain, MTB, Beach Cruiser, Scooter, Folding Bike, Soft Non-Slip-Rubber Hand Grip Comfortable Ergonomic
- BMX Handlebars Bike Handlebar Steel Bicycle Handle Bars Bicycle Parts Universal Fits Bikes 22.2mm Bar End 9.4'' Rise 29.1'' Length Black

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**Shop now:** [https://www.desertcart.vn/products/279825251-black-ops-mx-bmx-quill-stem-21-1](https://www.desertcart.vn/products/279825251-black-ops-mx-bmx-quill-stem-21-1)

---

*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-05-18*