--- product_id: 386898444 title: "89/102-406 Heavy Duty 20 inch Fat Bike Tubes 20x3.5/4.0 Schrader AV32 | 20\" Fat Bike Tubes Compatible with 20x3.50/4.0 Mountain/Road/e Bike/Bicycle Tube" brand: "yunscm" price: "45483CFA" currency: XOF in_stock: true reviews_count: 13 category: "Yun Scm" url: https://www.desertcart.sn/products/386898444-89-102-406-heavy-duty-20-inch-fat-bike-tubes store_origin: SN region: Senegal --- # 20" diameter fits fat & e-bikes AV32mm Schrader valve for easy inflation Premium butyl rubber for durability & shock absorption 89/102-406 Heavy Duty 20 inch Fat Bike Tubes 20x3.5/4.0 Schrader AV32 | 20" Fat Bike Tubes Compatible with 20x3.50/4.0 Mountain/Road/e Bike/Bicycle Tube **Brand:** yunscm **Price:** 45483CFA **Availability:** ✅ In Stock ## Summary > 🚴‍♂️ Ride Bold, Ride Smooth – The Ultimate Fat Bike Tube Upgrade! ## Quick Answers - **What is this?** 89/102-406 Heavy Duty 20 inch Fat Bike Tubes 20x3.5/4.0 Schrader AV32 | 20" Fat Bike Tubes Compatible with 20x3.50/4.0 Mountain/Road/e Bike/Bicycle Tube by yunscm - **How much does it cost?** 45483CFA 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/386898444-89-102-406-heavy-duty-20-inch-fat-bike-tubes) ## 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 - • **Trusted by Thousands:** 4.5-star rating from over 2,200 cyclists proves reliability and performance. - • **Enhanced Ride Comfort & Safety:** Absorbs shocks on rough terrain for a smoother, safer journey. - • **Quick & Hassle-Free Installation:** Pre-inflate before fitting to avoid pinch flats and save time. - • **Premium Butyl Rubber Construction:** Ensures superior sealing, ozone resistance, and long-lasting durability. - • **Universal 20x3.5/4.0 Compatibility:** Perfectly fits fat tires and e-bikes for versatile riding styles. ## Overview YunSCM 20x4 Fat Bike Tubes are engineered for fat tire and e-bike enthusiasts, featuring a 20-inch diameter and 32mm Schrader valve for easy inflation. Made from premium butyl rubber, these tubes offer excellent sealing, ozone and aging resistance, and superior shock absorption. Designed for quick installation and enhanced ride comfort, they are highly rated by over 2,200 users, making them a reliable choice for mountain, road, and electric bikes. ## Description Product Description Review: Good product - Great product, does the job Review: amazing - 100% amazing, thank you ## 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 | 10,060 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) 143 in Cycling Tubes | | Bike Type | Electric bicycle | | Brand | YunSCM | | Brand Name | YunSCM | | Compatible Tire Width Maximum | 101.6 Millimetres | | Compatible Tire Width Minimum | 89 Millimetres | | Country Of Origin | China | | Customer Reviews | 4.5 out of 5 stars 2,232 Reviews | | Item Diameter | 20 Inches | | Item Type Name | 20x3.5/4.0 | | Item Weight | 0.97 Kilograms | | Item Width | 4 Inches | | Item diameter | 20 Inches | | Item width | 4 Inches | | Manufacturer | YunSCM20210306120 | | Manufacturer Part Number | YunSCM20210306120 | | Material | Butyl Rubber | | Material Type | Butyl Rubber | | Model Number | GGG120 | | Size | 2-Pack | | UPC | 750139075553 | | Valve Length | 1.57 Inches | | Valve Type | Schrader | | Valve type | Schrader | | 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 ![89/102-406 Heavy Duty 20 inch Fat Bike Tubes 20x3.5/4.0 Schrader AV32 | 20" Fat Bike Tubes Compatible with 20x3.50/4.0 Mountain/Road/e Bike/Bicycle Tube - Image 1](https://m.media-amazon.com/images/I/71tVye2+neL.jpg) ## Available Options This product comes in different **Color, Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good product *by A***A on 26 July 2026* Great product, does the job ### ⭐⭐⭐⭐⭐ amazing *by I***A on 22 May 2026* 100% amazing, thank you ### ⭐⭐⭐⭐⭐ ok *by D***E on 18 June 2026* ok ## 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/386898444-89-102-406-heavy-duty-20-inch-fat-bike-tubes](https://www.desertcart.sn/products/386898444-89-102-406-heavy-duty-20-inch-fat-bike-tubes) --- *Product available on Desertcart Senegal* *Store origin: SN* *Last updated: 2026-09-02*