---
product_id: 577579978
title: "Bike SeatPost Adapter Shim, Aluminum Alloy Bicycle Reducing Sleeve Seat Post Seat Tube Extended Sleeve100MM Conversion 27.2/30.4(25.4-27.2MM)"
brand: "generic"
price: "8569 Ft"
currency: HUF
in_stock: true
url: https://www.desertcart.hu/products/577579978-bike-seatpost-adapter-shim-aluminum-alloy-bicycle-reducing-sleeve-seat
store_origin: HU
region: Hungary
---

# Precision 100mm length fit Tool-free installation in seconds Lightweight aluminum alloy Bike SeatPost Adapter Shim, Aluminum Alloy Bicycle Reducing Sleeve Seat Post Seat Tube Extended Sleeve100MM Conversion 27.2/30.4(25.4-27.2MM)

**Brand:** generic
**Price:** 8569 Ft
**Availability:** ✅ In Stock

## Summary

> 🚴‍♂️ Upgrade your ride in seconds—fit, light, and ready to roll!

## Quick Answers

- **What is this?** Bike SeatPost Adapter Shim, Aluminum Alloy Bicycle Reducing Sleeve Seat Post Seat Tube Extended Sleeve100MM Conversion 27.2/30.4(25.4-27.2MM) by generic
- **How much does it cost?** 8569 Ft with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hu](https://www.desertcart.hu/products/577579978-bike-seatpost-adapter-shim-aluminum-alloy-bicycle-reducing-sleeve-seat)

## Best For

- generic enthusiasts

## Why This Product

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

## Key Features

- • **Reliable Support:** Dedicated customer service ready to resolve any issues within 24 hours—ride worry-free.
- • **Quick-Install Design:** No tools, no hassle—upgrade your bike setup in under a minute and hit the road faster.
- • **Premium Aluminum Alloy:** Experience unmatched strength and featherlight weight for enhanced ride performance.
- • **Universal Compatibility:** Perfectly engineered for mountain, hybrid, road, folding, and vintage bikes alike.
- • **Seamless Size Conversion:** Effortlessly adapt your seat post from 25.4mm to 27.2mm with a sleek 100mm sleeve.

## Overview

This Bike SeatPost Adapter Shim is a 100mm long, high-strength aluminum alloy sleeve designed to convert seat post sizes from 25.4mm to 27.2mm. Compatible with a wide range of bike types, it installs tool-free in seconds, offering a lightweight and durable solution for seamless seat post adjustments.

## Description

Specifications:19 typesLength: 100mm(3.94in)Material: 6061 aluminum alloyPacking:1 pc Seat tube reducing sleeveColor:blackProduct name: Seat tube reducing sleeveNote:Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. thank you!

## Features

- Made of good quality aluminum alloy, high strength and light weight
- Specifications:19 types.Length: 100mm(3.94in), you can change the size of the bike seat tube as you want.
- Easy to install and remove, no other tools needed, just a few seconds to install,convenient for you to use.
- Fit for Mountain Bike, Hybrid bike, Old School, Cruiser, Cyclocross Bike, Dirt Jumper, Folding Bike, Road Bike etc.
- Any problem can contact with us, and we will try to solve it within 24 hours.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand Name | generic |
| Warranty Description | No Warranty |
| Material | Aluminum |
| Manufacturer | generic |
| Part Number | AMXE10FVRLUS |
| Size | One Size |

## Product Details

- **Material:** Aluminum
- **Brand:** generic
- **Manufacturer:** generic

## Images

![Bike SeatPost Adapter Shim, Aluminum Alloy Bicycle Reducing Sleeve Seat Post Seat Tube Extended Sleeve100MM Conversion 27.2/30.4(25.4-27.2MM) - Image 1](https://m.media-amazon.com/images/I/413BheXG8RL.jpg)
![Bike SeatPost Adapter Shim, Aluminum Alloy Bicycle Reducing Sleeve Seat Post Seat Tube Extended Sleeve100MM Conversion 27.2/30.4(25.4-27.2MM) - Image 2](https://m.media-amazon.com/images/I/610U8DyrUqL.jpg)
![Bike SeatPost Adapter Shim, Aluminum Alloy Bicycle Reducing Sleeve Seat Post Seat Tube Extended Sleeve100MM Conversion 27.2/30.4(25.4-27.2MM) - Image 3](https://m.media-amazon.com/images/I/41JlPex63pL.jpg)
![Bike SeatPost Adapter Shim, Aluminum Alloy Bicycle Reducing Sleeve Seat Post Seat Tube Extended Sleeve100MM Conversion 27.2/30.4(25.4-27.2MM) - Image 4](https://m.media-amazon.com/images/I/61WBNJ9w7JL.jpg)
![Bike SeatPost Adapter Shim, Aluminum Alloy Bicycle Reducing Sleeve Seat Post Seat Tube Extended Sleeve100MM Conversion 27.2/30.4(25.4-27.2MM) - Image 5](https://m.media-amazon.com/images/I/418NW0kKhlL.jpg)

## Frequently Bought Together

- Bike SeatPost Adapter Shim, Aluminum Alloy Bicycle Reducing Sleeve Seat Post Seat Tube Extended Sleeve100MM Conversion 27.2/30.4(25.4-27.2MM)
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**Shop now:** [https://www.desertcart.hu/products/577579978-bike-seatpost-adapter-shim-aluminum-alloy-bicycle-reducing-sleeve-seat](https://www.desertcart.hu/products/577579978-bike-seatpost-adapter-shim-aluminum-alloy-bicycle-reducing-sleeve-seat)

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*Product available on Desertcart Hungary*
*Store origin: HU*
*Last updated: 2026-03-04*