---
product_id: 386898444
title: "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: "57345CFA"
currency: XOF
in_stock: true
reviews_count: 13
category: "Yun Scm"
url: https://www.desertcart.sn/products/386898444-20x4-fat-bike-tubes-20x4-0-e-bike-fat-tyre
store_origin: SN
region: Senegal
---

# Fits 20x3.5-4.0 tires AV32mm Schrader valve Premium butyl rubber durability 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:** 57345CFA
**Availability:** ✅ In Stock

## Summary

> 🚴‍♂️ Ride Bold, Ride Smooth – The Ultimate Fat Bike Tube Upgrade!

## Quick Answers

- **What is this?** 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?** 57345CFA with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/386898444-20x4-fat-bike-tubes-20x4-0-e-bike-fat-tyre)

## 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

- • **Durable Butyl Rubber:** Engineered for superior sealing, ozone & aging resistance, and shock absorption.
- • **Perfect Fit for Fat Bikes:** Compatible with 20" x 3.5-4.0 fat tires for versatile mountain, road, and e-bikes.
- • **Trusted Quality & Support:** Highly rated by thousands with responsive after-sales service for peace of mind.
- • **Enhanced Riding Comfort & Safety:** Absorbs road impacts for a smoother, safer ride on rough terrain.
- • **Quick & Hassle-Free Installation:** Pre-inflation tip ensures smooth tube placement and prevents pinch flats.

## Overview

YunSCM 20x4 Fat Bike Tubes are premium butyl rubber inner tubes designed for 20" fat tires ranging from 3.5 to 4.0 inches. Featuring a reliable AV32mm Schrader valve, these tubes offer excellent sealing, durability, and shock absorption, making them ideal for mountain, road, and e-bikes. Easy to install with a pre-inflation guide, they enhance ride comfort and safety on uneven surfaces. Backed by strong customer ratings and dedicated support, these tubes are a must-have upgrade for serious fat bike riders.

## 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: Inner tube review - Excellent quality, nice and thick as described. Quick delivery. Would recommend

## 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 |
| Batteries included? | No |
| Best Sellers Rank | 7,009 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) 56 in Cycling Tubes |
| Bike type | Electric bicycle |
| Brand | YunSCM |
| Color | 20x3.50/4.0 89/102-406 |
| Customer Reviews | 4.5 4.5 out of 5 stars (2,027) |
| Date First Available | 8 Mar. 2021 |
| Department | Unisex |
| Item model number | GGG120 |
| Manufacturer | YunSCM20210306120 |
| Material type | Butyl Rubber |
| Product Dimensions | 8 x 7 x 3 cm; 970 g |
| Size | 2-Pack |
| Style | riding |
| Wheel size | 20 Inches |

## Product Details

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

## Images

![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 👍

### ⭐⭐⭐⭐⭐ Inner tube review
*by A***R on 15 May 2025*

Excellent quality, nice and thick as described. Quick delivery. Would recommend

### ⭐⭐⭐⭐⭐ Great value for money
*by M***T on 3 October 2025*

As described

## 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

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

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

---

*Product available on Desertcart Senegal*
*Store origin: SN*
*Last updated: 2026-02-23*