---
product_id: 400068971
title: "2-PCS 20X3.0 20X3.50 Heavy Duty E-Bike Tire Tubes 20x3.0/3.50 AV33mm Schrader Valve Premium Butyl Inner Tubes Compatible with 20 X 3.0 20 X 3.50 Electric Bike Bicycle Tubes"
brand: "yunscm"
price: "S$57"
currency: SGD
in_stock: true
reviews_count: 5
category: "Yun Scm"
url: https://www.desertcart.sg/products/400068971-2-pcs-20x3-0-20x3-50-heavy-duty-e-bike
store_origin: SG
region: Singapore
---

# 6-9 months air retention, 200% better seal 20-inch diameter fits fat & e-bikes 40% thicker butyl rubber for max durability 2-PCS 20X3.0 20X3.50 Heavy Duty E-Bike Tire Tubes 20x3.0/3.50 AV33mm Schrader Valve Premium Butyl Inner Tubes Compatible with 20 X 3.0 20 X 3.50 Electric Bike Bicycle Tubes

**Brand:** yunscm
**Price:** S$57
**Availability:** ✅ In Stock

## Summary

> 🛠️ Upgrade your e-bike’s backbone with unstoppable durability!

## Quick Answers

- **What is this?** 2-PCS 20X3.0 20X3.50 Heavy Duty E-Bike Tire Tubes 20x3.0/3.50 AV33mm Schrader Valve Premium Butyl Inner Tubes Compatible with 20 X 3.0 20 X 3.50 Electric Bike Bicycle Tubes by yunscm
- **How much does it cost?** S$57 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/400068971-2-pcs-20x3-0-20x3-50-heavy-duty-e-bike)

## 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

- • **Universal Fit:** Compatible with 20x3.0 to 20x3.5 tires, perfect for fat bikes, e-bikes, and cruisers—upgrade your ride effortlessly.
- • **Built to Endure:** Heavy-duty 40% thicker butyl rubber resists punctures and wear for longer rides without worry.
- • **Stay Fully Inflated:** Advanced air-tightness technology keeps your tires pressurized for up to 9 months, slashing maintenance time.
- • **Easy Install & Inspect:** User-friendly Schrader valve and water test for quick setup and peace of mind before every ride.
- • **Smooth Ride Guaranteed:** Premium shock absorption reduces road vibrations, delivering a comfortable, confident cycling experience.

## Overview

These 2 premium butyl inner tubes, sized 20x3.0/3.5 with AV33mm Schrader valves, offer 40% thicker walls and 200% improved air retention over standard tubes. Designed for heavy-duty use on fat, electric, and cruiser bikes, they provide superior puncture resistance, shock absorption, and long-lasting tire pressure stability—ensuring fewer flats and smoother rides for months.

## Description

Buy 2-PCS 20X3.0 20X3.50 Heavy Duty E-Bike Tire Tubes 20x3.0/3.50 AV33mm Schrader Valve Premium Butyl Inner Tubes Compatible with 20 X 3.0 20 X 3.50 Electric Bike Bicycle Tubes online on desertcart.ae at best prices. ✓ Fast and free shipping ✓ free returns ✓ cash on delivery available on eligible purchase.

Review: Good - Good
Review: Mon avis - Parfait

## Features

- Heavy Duty inner tube: 20"x3.0"/3.50" AV33mm (76/68-406) Heavy duty bicycle replacement inner tube, these inner tubes are ideal for a wide range of applications. Enhanced the ductility of the heavy load tire, so that the scope of application is expanded, Compatible with 20x3.0, 20x3.10, 20x3.20, 20x3.30 ,20x3.40, 20x3.50 tires.
- HEAVY DUTY - Air Tightness: Using high elasticity and high quality butyl rubber and EPDM rubber, the thickness is increased by 40%, and the air tightness of the inner tube is increased by 200% than that of the ordinary butyl inner tube; After inflation, the tire can maintain a higher air pressure for 6-9 months, greatly reducing the inflation frequency. Good air tightness helps keep tire pressure stable, thus improving driving safety.
- HEAVY DUTY- Ultra Durable: Our heavy duty inner tubes have higher puncture resistance than ordinary inner tubes, and the thicker body can withstand more friction and wear, thus extending the service life of the tube, reducing replacement frequency and maintenance costs. And in long-term use.
- Excellent shock absorption ability :The heavy, strong, highly durable butyl rubber made from these inner tubes is a perfect shock absorber to reduce vibration and eliminate the shock caused by bumps and rough surfaces on the road or pavement. Heavy Duty butyl rubber for maximum ride comfort - upgrade your ride experience.
- This heavy duty inner tube is compatible with the corresponding models of mountain bikes, road bikes, Cruiser bikes, electric bikes; At the same time, the increase in thickness can meet the needs of the longer driving range and load of the prevailing electric bicycles.
- Installation: 20"x3.0"/3.50" bicycle heavy duty replacement inner tube for easy installation and removal. Check the valve position to ensure that the installation direction is correct.
- Tip: Before installing the inner tube, please put the inner tube into the water for inspection, if there are bubbles, it means that it has been damaged, you can contact us. Check the valve position to ensure that the installation direction is correct. Note: The inflatable inner tube should avoid puncture by sharp objects.
- We hope to do better in terms of tire quality in order to provide you with better service and satisfactory products; If you have any questions about product quality within a year, you can contact us; You need to provide relevant pictures and information so that we can respond quickly and save you valuable time

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0952RKJ5R |
| Best Sellers Rank | #17,621 in Sporting Goods ( See Top 100 in Sporting Goods ) #84 in Bike Tubes |
| Bike Type | Fat Bike |
| Brand | YunSCM |
| Brand Name | YunSCM |
| Compatible Tire Width Maximum | 89 Millimeters |
| Compatible Tire Width Minimum | 3 Inches |
| Country of Publication | China |
| Customer Reviews | 4.6 out of 5 stars 1,007 Reviews |
| Included Components | bike tube |
| Item Diameter | 20 Inches |
| Item Type Name | bike tube |
| Item Weight | 0.8 Kilograms |
| Item Width | 8.89 Centimeters |
| Item diameter | 20 Inches |
| Item width | 8.89 Centimeters |
| Manufacturer | YunSCM |
| Manufacturer Part Number | YunSCM517136 |
| Material | Butyl Rubber |
| Material Type | Butyl Rubber |
| Model Number | GGG136 |
| Number of Items | 2 |
| Size | 20X3.0/3.5 AV |
| UPC | 781509355432 |
| Unit Count | 2 Count |
| Valve Length | 0.94 Inches |
| Valve Type | Schrader |
| Valve type | Schrader |
| Warranty Description | NO |
| Wheel Size | 20 Inches |
| Wheel size | 20 Inches |

## Product Details

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

## Images

![2-PCS 20X3.0 20X3.50 Heavy Duty E-Bike Tire Tubes 20x3.0/3.50 AV33mm Schrader Valve Premium Butyl Inner Tubes Compatible with 20 X 3.0 20 X 3.50 Electric Bike Bicycle Tubes - Image 1](https://m.media-amazon.com/images/I/71IUZWL8xjL.jpg)

## Questions & Answers

**Q: Can you remove the valve core on these to add sealant?**
A: not sure why you would do that but yes.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good
*by C***N on 10 June 2026*

Good

### ⭐⭐⭐⭐⭐ Mon avis
*by P***E on 17 February 2025*

Parfait

### ⭐⭐⭐⭐⭐ Material y Calidad
*by C***S on 12 July 2026*

No las conocía , pero me he sorprendido, excelente calidad y material , un 5 estrellas total, recomendable 100%

## Frequently Bought Together

- YunSCM 2-Pcs 20 inch Bike Inner Tubes 20x3.0/3.5 AV32mm Schrader Valve Compatible 20x3.1 20x3.2 20x3.30 20x3.4 20x3.5 Electric Bike/Bicycle Tire Tubes
- Fat Bike Tires, 20 x 3.0 Fat Tyres, Puncture Proof Widening Beach Bicycle Fat Tyre, Non-slip Folding Electric Bicycle Tires, Fat Bike Tires Replacement Set for Wide Mountain Snow B
- Slime 10015 Bike Tube Puncture Repair Sealant, Prevent and Repair, Suitable for all Bicycles, Non-Toxic, Eco-Friendly, 237 mL (8oz) bottle, Green

---

## 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.sg/products/400068971-2-pcs-20x3-0-20x3-50-heavy-duty-e-bike](https://www.desertcart.sg/products/400068971-2-pcs-20x3-0-20x3-50-heavy-duty-e-bike)

---

*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-11-11*