---
product_id: 550887222
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: "$113.29"
currency: USD
in_stock: true
url: https://www.desertcart.ec/products/550887222-bucklos-1-1-8-bicycle-headset-mtb-threadless-34-44
store_origin: EC
region: Ecuador
---

# Double-sealed steel bearings for ultra-smooth steering Complete headset kit with expander plug, star nut & bolt Fits 34-34mm frames & 28.6mm straight steerer 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:** $113.29
**Availability:** ✅ In Stock

## Summary

> ⚙️ Elevate your ride with precision and style—because smooth steering never goes out of trend

## 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?** $113.29 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/550887222-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

- • **Precision Fit:** Designed for 34-34mm head tubes and 28.6mm steerer forks—perfect for MTB & road bikes
- • **Durable & Stylish:** High-quality aluminum with sleek black or red finish to match your ride
- • **All-in-One Upgrade:** Includes headset, star nut, and expander plug for seamless installation
- • **Effortless Control:** Double-sealed bearings reduce friction for buttery smooth handling
- • **Low Maintenance, High Performance:** Face-seals on crown races keep dirt out and performance in

## Overview

The BUCKLOS 1-1/8 Bicycle Headset is a premium threadless headset designed for mountain and road bikes with 34-34mm head tubes and 28.6mm straight steerer forks. Featuring double-sealed steel bearings and high-quality aluminum construction, it ensures smooth, low-friction steering and durability. The kit includes all necessary components—headset, star nut, and expander plug—for easy installation and maintenance.

## 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.
- International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Color | 34-34mm-Black |
| Size | 34-34mm |
| Material type | Aluminum |
| 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 **Colour Name** 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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*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-02-08*