---
product_id: 386898444
title: "YunSCM 20x4 Fat Bike Tubes 20x4.0 E-Bike Fat Tyre Tubes 20\" Compatible with 20x3.50/4.0 Mountain/Road/e Bike/Bicycle Tube 20x3.5 20 x 4.0| AV32mm Schrader Valve"
brand: "yunscm"
price: "VT17922"
currency: VUV
in_stock: true
reviews_count: 13
category: "Yun Scm"
url: https://www.desertcart.vu/products/386898444-yunscm-20x4-fat-bike-tubes-20x4-0-e-bike-fat
store_origin: VU
region: Vanuatu
---

# 20" diameter fits fat & mountain bikes AV32mm Schrader valve for easy inflation Premium butyl rubber for durability & sealing YunSCM 20x4 Fat Bike Tubes 20x4.0 E-Bike Fat Tyre Tubes 20" Compatible with 20x3.50/4.0 Mountain/Road/e Bike/Bicycle Tube 20x3.5 20 x 4.0| AV32mm Schrader Valve

**Brand:** yunscm
**Price:** VT17922
**Availability:** ✅ In Stock

## Summary

> 🚴‍♂️ Ride Bold, Ride Smooth – Never Miss a Beat with YunSCM Tubes!

## Quick Answers

- **What is this?** YunSCM 20x4 Fat Bike Tubes 20x4.0 E-Bike Fat Tyre Tubes 20" Compatible with 20x3.50/4.0 Mountain/Road/e Bike/Bicycle Tube 20x3.5 20 x 4.0| AV32mm Schrader Valve by yunscm
- **How much does it cost?** VT17922 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/386898444-yunscm-20x4-fat-bike-tubes-20x4-0-e-bike-fat)

## Best For

- yunscm enthusiasts

## Why This Product

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

## Key Features

- • **Enhanced Riding Comfort & Safety:** Absorbs road impacts, making every ride safer and more enjoyable.
- • **Quick & Hassle-Free Installation:** Pre-inflate slightly to avoid pinch flats and get back on the trail in minutes.
- • **Premium Butyl Rubber Construction:** Ensures superior sealing, ozone resistance, and shock absorption for a smooth ride.
- • **Universal 20x3.5/4.0 Compatibility:** Fits a wide range of fat and mountain bike tires effortlessly.
- • **Trusted Quality with Responsive Support:** Highly rated by thousands and backed by dedicated after-sales service.

## Overview

YunSCM 20x4 Fat Bike Tubes are engineered for fat and mountain bikes with 20-inch wheels, featuring a durable butyl rubber build and a 32mm Schrader valve for easy inflation. Designed to enhance ride comfort and safety by absorbing shocks and resisting aging, these tubes offer quick installation and reliable performance, making them a top choice for e-bike and fat tire enthusiasts.

## Description

Shop YunSCM 2-Pack Fat Tyre Bike Inner Tubes 20 x 4.0 AV32mm Schrader Valve 20" Fat Tyre Tubes Compatible with 20x3.5/4.0 Mountain Bike/Bicycle Fat Tyre Tubes. Free delivery and returns on all eligible orders.

Review: Satisfy - Good quality 👍
Review: NEW TUBES - GREAT TUBES

## Features

- 【Size】Bike tyre tube fits 20" x 3.5/4.0" AV32mm Valve tyre tubes.
- 【Installation Precautions】Please check the side of your tyre for the tyre size your bike uses.
- 【High Quality】The bike inner tube is made from premium butyl rubber. It has the advantages of good sealing performance, ozone resistance, aging resistance, shock absorption, electrical insulation.
- 【Easy Installation】The tube installation is quick and easy. Please follow inflation guide when airing a tire from a complete flat. Save time and effort, replace the old tube in a few minutes.
- 【Important Note】When changing a bicycle inner tube, be sure to add a little air before installing it. This gives it form so it doesn't get twisted or bunch up which may cause a pinch flat. Inspect for an even bead of the tire to the rim on both sides.
- 【Comfortable & Safe】After replacing the butyl rubber tube, it absorbs the impact on the uneven road surface, making riding more comfortable and safe.
- 【After-sales Service】If there is any problem about the product, you can contact us, we will try our best to solve for you!

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08Y8MVG2D |
| Best Sellers Rank | 6,864 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) 69 in Cycling Tubes |
| Bike Type | Electric bicycle |
| Brand Name | YunSCM |
| Compatible Tire Width Maximum | 101.6 Millimetres |
| Compatible Tire Width Minimum | 89 Millimetres |
| Country Of Origin | China |
| Customer Reviews | 4.5 4.5 out of 5 stars (2,077) |
| Item Diameter | 20 Inches |
| Item Type Name | 20x3.5/4.0 |
| Item Weight | 0.97 Kilograms |
| Item Width | 4 Inches |
| Manufacturer | YunSCM20210306120 |
| Manufacturer Part Number | YunSCM20210306120 |
| Material Type | Butyl Rubber |
| Model Number | GGG120 |
| Size | 2-Pack |
| UPC | 750139075553 |
| Valve Length | 1.57 Inches |
| Valve Type | Schrader |
| Wheel Size | 20 Inches |

## Product Details

- **Brand:** YunSCM
- **Item diameter:** 20 Inches
- **Material:** Butyl Rubber
- **Valve type:** Schrader
- **Wheel size:** 20 Inches

## Images

![YunSCM 20x4 Fat Bike Tubes 20x4.0 E-Bike Fat Tyre Tubes 20" Compatible with 20x3.50/4.0 Mountain/Road/e Bike/Bicycle Tube 20x3.5 20 x 4.0| AV32mm Schrader Valve - Image 1](https://m.media-amazon.com/images/I/71tVye2+neL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Satisfy
*by M***D on 8 October 2025*

Good quality 👍

### ⭐⭐⭐⭐⭐ NEW TUBES
*by S***N on 24 March 2026*

GREAT TUBES

### ⭐⭐⭐⭐ Well made, good price
*by D***D on 11 June 2025*

Arrived on time, but unfortunately wrong size orderd.

## Frequently Bought Together

- 2-PCS 20x4 Heavy Duty E-Bike Tubes 20X4.0 AV32mm (89/102-406) Inner Tubes 20" x 4.0" Compatible with 20x3.5/4.0 E-Bike Bicycle Fat Tire Tubes Schrader Valve
- Ultraverse Fat Tire Liners Tube Protection Against Flats, 20, 24 and 26 inch x 4.0 tire Size, Durable Extruded Plastic Shield for Puncture Free Bike Rides – 2 Pack
- ULTRAVERSE 20x4 E-Bike Fat Tire - Robust, High-Performance 20inch Fat Tyre for MTB and Ebikes, Durable All-Terrain Directional Tread, Superior Density for Street & Trail Adventures-2 Unit

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**Shop now:** [https://www.desertcart.vu/products/386898444-yunscm-20x4-fat-bike-tubes-20x4-0-e-bike-fat](https://www.desertcart.vu/products/386898444-yunscm-20x4-fat-bike-tubes-20x4-0-e-bike-fat)

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*Product available on Desertcart Vanuatu*
*Store origin: VU*
*Last updated: 2026-05-15*