---
product_id: 552901984
title: "BUCKLOS 1-1/8 Bicycle Headset MTB Threadless 34 44 44-50.6 44-55 44-56 41.8-52mm Straight Tapered Tube Mountain Bike Road Bike Double Sealed Bearings Headsets Frame Fork Expander"
brand: "bucklos"
price: "HK$10"
currency: HKD
in_stock: false
url: https://www.desertcart.hk/products/552901984-bucklos-1-1-8-bicycle-headset-mtb-threadless-34-44
store_origin: HK
region: Hong Kong
---

# Quick, tool-friendly installation with expander plug Double-sealed steel bearings for ultra-smooth steering Compatible with 28.6mm carbon fiber & suspension forks BUCKLOS 1-1/8 Bicycle Headset MTB Threadless 34 44 44-50.6 44-55 44-56 41.8-52mm Straight Tapered Tube Mountain Bike Road Bike Double Sealed Bearings Headsets Frame Fork Expander

**Brand:** bucklos
**Price:** HK$10
**Availability:** ❌ Out of Stock

## Summary

> 🚴‍♂️ Upgrade your ride, steer like a pro!

## Quick Answers

- **What is this?** BUCKLOS 1-1/8 Bicycle Headset MTB Threadless 34 44 44-50.6 44-55 44-56 41.8-52mm Straight Tapered Tube Mountain Bike Road Bike Double Sealed Bearings Headsets Frame Fork Expander by bucklos
- **How much does it cost?** HK$10 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/552901984-bucklos-1-1-8-bicycle-headset-mtb-threadless-34-44)

## Best For

- bucklos enthusiasts

## Why This Product

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

## Key Features

- • **Built for Versatility:** Fits a wide range of MTB and road bike frames with 34-34mm head tubes and tapered forks.
- • **Durability Meets Style:** Premium carbon fiber material with sleek black or red options to match your ride’s aesthetic.
- • **Plug & Play Installation:** Expander plug and star nut included for a hassle-free setup in minutes—no bike shop needed.
- • **Trusted by a Million+ Riders:** BUCKLOS quality and unbeatable price make this headset the go-to upgrade for cycling pros.
- • **Effortless Precision Steering:** Double-sealed bearings reduce friction for buttery smooth control on every ride.

## Overview

The BUCKLOS 1-1/8 Threadless Bicycle Headset features double-sealed steel bearings for smooth, low-friction steering, compatible with 34-34mm frames and 28.6mm tapered forks including carbon fiber and suspension types. It includes a headset expander plug, star nut, and bolt for quick installation, crafted from durable carbon fiber with color options, trusted by over 1 million cyclists worldwide.

## Description



## Features

- Applications 34-34mm (applicable to 34-34mm frame head tube + 28.6mm straight steerer fork head tube)Crown Race: 30mm.Black/Red Colors are optional, suitable for folding bike, convenient and durable, easy to install,High-quality, low friction face-seals on the crown races.1-1/8" Threadless headset Completed with Headset expander plug,star nut and bolt.
- Double-sealed bearings Equipped with double-sealed steel bearings to capture compression rings and reduce the number of loose parts. It is smoother and easier to maintain than ball bearings, making the handlebars light and smooth.
- Easy to Install Easy to install, save time and effort, good value for money. When driven, the bike feels as smooth as butter.
- Headset Expander Plug Suitable for front fork with upper end outer diameter of 28.6mm, and carbon fiber front fork and mountain suspension fork are applicable。It can be used repeatedly, easy to install and disassemble, and can be installed in a few minutes with an a hex wrench. This process eliminates the risk of damage and supports the fragile upper edge of the steering tube, which securely connects the front fork to the stem.
- Trustworthy Brand & Unbeatable Price BUCKLOS is committed to meeting customer requirements by providing best product and professional service and and has provided assistance to more than 1,000,000+ users worldwide.ORDER NOW, You will find our price is Unbeatable.It is a great gift for cycling enthusiasts.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Color | 34-34mm-Black |
| Size | 34-34mm |
| Material Type | Carbon Fiber |
| Included Components | Headset/star nut/Expander Plug |
| Batteries Included? | No |
| Brand | BUCKLOS |
| Manufacturer | BUCKLOS |
| Item model number | KMUS700505-326915-34-34mm-Black |
| Package Dimensions | 6.5 x 6.3 x 5.89 cm; 159 g |
| ASIN | B0C89Y2HQY |

## Images

![BUCKLOS 1-1/8 Bicycle Headset MTB Threadless 34 44 44-50.6 44-55 44-56 41.8-52mm Straight Tapered Tube Mountain Bike Road Bike Double Sealed Bearings Headsets Frame Fork Expander - Image 1](https://m.media-amazon.com/images/I/719yxrW7OzL.jpg)
![BUCKLOS 1-1/8 Bicycle Headset MTB Threadless 34 44 44-50.6 44-55 44-56 41.8-52mm Straight Tapered Tube Mountain Bike Road Bike Double Sealed Bearings Headsets Frame Fork Expander - Image 2](https://m.media-amazon.com/images/I/71VyNSam5YL.jpg)
![BUCKLOS 1-1/8 Bicycle Headset MTB Threadless 34 44 44-50.6 44-55 44-56 41.8-52mm Straight Tapered Tube Mountain Bike Road Bike Double Sealed Bearings Headsets Frame Fork Expander - Image 3](https://m.media-amazon.com/images/I/71di9gcexXL.jpg)
![BUCKLOS 1-1/8 Bicycle Headset MTB Threadless 34 44 44-50.6 44-55 44-56 41.8-52mm Straight Tapered Tube Mountain Bike Road Bike Double Sealed Bearings Headsets Frame Fork Expander - Image 4](https://m.media-amazon.com/images/I/71EtVno41QL.jpg)
![BUCKLOS 1-1/8 Bicycle Headset MTB Threadless 34 44 44-50.6 44-55 44-56 41.8-52mm Straight Tapered Tube Mountain Bike Road Bike Double Sealed Bearings Headsets Frame Fork Expander - Image 5](https://m.media-amazon.com/images/I/71ZOerxr0nL.jpg)

## Available Options

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

## Questions & Answers

**Q: How to choose the right Headset?**
A: 1.Measuring head tube inside diameter up and down

**Q: Does this heaset come with adapter to put the straight fork into the straight headtube bike frame ?**
A: Yes, this headset includes a 30mm adapter.

**Q: Is this star nut safe to use on a carbon fiber frame?**
A: It is better not to use the star nut in the carbon steering tube, but to use the expander plug. There are two choices of star nut and expander plug in this Headset, you can choose to use it according to the material of the steering tube.

**Q: Is this a sealed bearing headset?**
A: Yes, it comes with double sealed bearings, not cheap exposed ball bearings.

## Frequently Bought Together

- BUCKLOS 1-1/8 Bike Headset MTB Threadless 34 44 44-50.6 44-55 44-56 41.8-52mm, Straight Tapered Tube Mountain Bikes Road Bicycle Double Sealed Bearings Headsets, for Frame Fork Expander Plug Star Nut
- BUCKLOS 11PCS Headset Spacer Bike 1-1/8 Fork Stem Aluminum Carbon Fiber Washer - 20 15 10 5 3 2 mm Mountain Bikes Road Bicycle Threadless Ultralight Headset Spacers, fit MTB Road BMX Folding Bikes.
- 31.8 Stem 45mm Bike Stem Wake Mountain Bike Stem Short Handlebar Stem for Most Bicycle, Road Bike, MTB, BMX, Fixie Gear, Cycling (Aluminum Alloy, Black Blue Gold Red)

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**Shop now:** [https://www.desertcart.hk/products/552901984-bucklos-1-1-8-bicycle-headset-mtb-threadless-34-44](https://www.desertcart.hk/products/552901984-bucklos-1-1-8-bicycle-headset-mtb-threadless-34-44)

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*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-02-05*