---
product_id: 320552673
title: "– 2PCS 26\" Heavy Duty Inner Tubes 26x1 3/8 37-590 26inch Bike Tubes AV32mm Schrader Tube, Compatible with 26 x 1 3/8 26 x 1-3/8 Wheelchair Bicycle Tyres"
brand: "yunscm"
price: "¥7245"
currency: JPY
in_stock: true
reviews_count: 6
url: https://www.desertcart.jp/products/320552673-2pcs-26-heavy-duty-inner-tubes-26x1-3-8-37
store_origin: JP
region: Japan
---

# 26-inch heavy-duty fit 40% thicker butyl rubber 200% improved air tightness – 2PCS 26" Heavy Duty Inner Tubes 26x1 3/8 37-590 26inch Bike Tubes AV32mm Schrader Tube, Compatible with 26 x 1 3/8 26 x 1-3/8 Wheelchair Bicycle Tyres

**Brand:** yunscm
**Price:** ¥7245
**Availability:** ✅ In Stock

## Summary

> 🚲 Ride tougher, ride longer — never miss a mile!

## Quick Answers

- **What is this?** – 2PCS 26" Heavy Duty Inner Tubes 26x1 3/8 37-590 26inch Bike Tubes AV32mm Schrader Tube, Compatible with 26 x 1 3/8 26 x 1-3/8 Wheelchair Bicycle Tyres by yunscm
- **How much does it cost?** ¥7245 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/320552673-2pcs-26-heavy-duty-inner-tubes-26x1-3-8-37)

## 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 Ride Comfort:** Exceptional shock absorption smooths out bumps and rough terrain for a premium cycling experience.
- • **Superior Air Retention:** Maintains stable tire pressure with 200% better air tightness, reducing inflation frequency and boosting ride safety.
- • **Value Pack Convenience:** Includes 2 heavy-duty tubes with AV32mm Schrader valves—easy to install and built to last.
- • **Versatile Compatibility:** Perfectly fits 26 x 1 3/8 (37-590) wheelchair, mountain, road, and push bike tires for seamless upgrades.
- • **Built for Heavy-Duty Performance:** Engineered with 40% thicker butyl rubber for unmatched durability and puncture resistance.

## Overview

YunSCM’s 2PCS 26" Heavy Duty Inner Tubes are crafted from high-quality butyl rubber with a 40% thicker body, delivering 200% improved air tightness for longer-lasting inflation. Compatible with 26 x 1 3/8 wheelchair and bike tires, these tubes offer superior puncture resistance and shock absorption, ensuring a safer, smoother ride. The pack includes two durable tubes with Schrader valves, designed for easy installation and extended performance.

## Description

Full description not available

## Features

- Compatible Size: 26x1 3/8 (37-590) bicycle heavy duty inner tube, enhanced the ductility of the heavy load tyre, so that these inner tubes are ideal for a wide range of applications, compatible with 26 x 1 3/8 26x 1-3/8 wheelchair, mountain bikes, road bikes and push bikes tubes
- High Quality & Durable Tube: The 26 inch wheelchair tyre tube made of high quality butyl rubber composite material, high performance hose has higher puncture resistance than traditional hoses. The thicker tyre body can withstand more friction and abrasion, which extends the life of the hose and reduces replacement frequency and maintenance costs. And it can be used for a long time
- More Air Tightness: Adopting high elasticity and high quality butyl rubber and EPDM rubber, the thickness is increased by 40%, the air tightness of the inner tube is increased by 200% compared with the ordinary butyl inner tube; the tire can continuously maintain a stable inflation air pressure state after inflation, which dramatically reduces the frequency of inflation, and the good air tightness helps to keep the pressure of the tire stable, which improves the driving safety and efficiency
- 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
- Package Contains: 2PCS heavy duty bike tubes 26x1 3/8 inch AV32mm schrader valve. Easy to install and remove, and check the valve position to ensure that it is installed in the correct direction
- 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

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Bike type | Compatible with This Size Range of Bicycle Tyres |
| Color | Black |
| Size | 26x1 3/8 |
| Material type | Butyl Rubber |
| Wheel size | 26 Inches |
| Included components | 2-pcs 26x1 3/8 AV33mm Schrader Valve heavy duty bike tubes |
| Batteries included? | No |
| Brand | YunSCM |
| Manufacturer | YunSCM |
| Item model number | GGG121 |
| Package Dimensions | 19.3 x 17.8 x 4.4 cm; 620 g |
| ASIN | B08ZHZ7V4W |

## Product Details

- **Brand:** YunSCM
- **Valve type:** Schrader
- **Material:** Butyl Rubber
- **Wheel size:** 26 Inches
- **Item diameter:** 26 Inches

## Images

![– 2PCS 26" Heavy Duty Inner Tubes 26x1 3/8 37-590 26inch Bike Tubes AV32mm Schrader Tube, Compatible with 26 x 1 3/8 26 x 1-3/8 Wheelchair Bicycle Tyres - Image 1](https://images-na.ssl-images-amazon.com/images/G/01/x-locale/common/grey-pixel.gif)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Great Quality
  

*by N***N on Reviewed in the United Kingdom on 27 April 2024*

I needed them for my bike and they fit fine.

### ⭐⭐⭐⭐⭐ 







  
  
    Tire tubes
  

*by D***E on Reviewed in the United States on 20 June 2024*

Worked just fine

### ⭐⭐⭐⭐⭐ 







  
  
    GREAT VALUE
  

*by D***E on Reviewed in Canada on 11 June 2024*

Very Good !

## Frequently Bought Together

- 2-PCS 26x1 3/8 Heavy Duty Bike Tire Tubes AV32MM Schrader Valve 37-590 Inner Tubes Compatible with 26x1 3-8 26 x 1 3/8 Bike Bicycle Tire Tubes
- VeloChampion Bike Inner Tube Patch Kit - 11 PCS Vulcanizing Patches with 3 Tire Levers, Portable Storage Box and Sandpaper. Flat Tire Repair Kit for Road Cycling Mountain MTB BMX
- 2-PCS 24" Heavy Duty Bike Tire Tubes 24x1.75/2.25 AV32MM Schrader Valve 45/57-507 Inner Tubes Compatible with 24 x 1.75 24x1.95 24x2.10 24x2.125 24 x 2.25 Cruisers, MTB, Gravel, City Bike Tire Tubes

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**Shop now:** [https://www.desertcart.jp/products/320552673-2pcs-26-heavy-duty-inner-tubes-26x1-3-8-37](https://www.desertcart.jp/products/320552673-2pcs-26-heavy-duty-inner-tubes-26x1-3-8-37)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-02-17*