--- product_id: 622171817 title: "Baldwins FAT Bike Inner Tube 20 x 4.0 to 4.25 Schrader Valve & BALDY'S TYRE LEVER" brand: "baldwins" price: "128.70 DT" currency: TND in_stock: true reviews_count: 10 category: "Baldwins" url: https://www.desertcart.tn/products/622171817-baldwins-fat-bike-inner-tube-20-x-4-0-to store_origin: TN region: Tunisia --- # 33mm Schrader valve for airtight inflation 20" wheel size fit Includes Baldy's tyre lever for easy fitting Baldwins FAT Bike Inner Tube 20 x 4.0 to 4.25 Schrader Valve & BALDY'S TYRE LEVER **Brand:** baldwins **Price:** 128.70 DT **Availability:** ✅ In Stock ## Summary > 🚴‍♂️ Ride Ready, Leak Proof, and Trail Tough – Don’t Get Left Deflated! ## Quick Answers - **What is this?** Baldwins FAT Bike Inner Tube 20 x 4.0 to 4.25 Schrader Valve & BALDY'S TYRE LEVER by baldwins - **How much does it cost?** 128.70 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/622171817-baldwins-fat-bike-inner-tube-20-x-4-0-to) ## Best For - baldwins enthusiasts ## Why This Product - Trusted baldwins brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Effortless Inflation:** 33mm Schrader valve compatible with all pump types and CO2 cartridges. - • **Compact & Travel-Ready:** Flat-packed design fits easily in saddlebags or backpacks for on-the-go fixes. - • **Bonus Tyre Lever Included:** Simplifies tube installation—never get stuck on the trail again. - • **Premium Butyl Rubber Durability:** Elastic, airtight material ensures zero leaks and long-lasting reliability. - • **Universal Fat Bike Compatibility:** Fits 20" x 4.0 to 4.25" tires from top brands like Schwalbe & Continental. ## Overview Baldwins FAT Bike Inner Tube is engineered from premium butyl rubber for airtight durability, designed to fit fat bike tires sized 20" x 4.0 to 4.25". Featuring a 33mm Schrader valve for easy inflation with any pump or CO2 cartridge, it includes a Baldy's tyre lever for hassle-free installation. Compact and reliable, this tube is a must-have for serious fat bike riders seeking dependable performance and peace of mind on every ride. ## Description Product Description Compatibility Suitable for tyre sizes 20'' x 4.0 20'' x 4.10 20'' x 4.25 (The respective size is indicated on the side of the tyre) 100% Guaranteed Quality Baldwins inner tubes are excellent value for money, manufactured from an elastic airtight premium quality butyl rubber, tried and tested to ensure no air leaks, thus ensuring long lasting reliability and durability. Easy Fit & Inflation The tube can be inflated with most hand, floor & mini pumps or CO2 cartridge pumps. Valve 33mm long Schrader valve (Auto valve) ensures high air tightness and easy inflation Suitable For Most Tyre Brands The inner tubes are compatible with tyres from the leading manufacturers such as Baldy's, Schwalbe, Continental, Michelin, Maxxis and Kenda. Baldy's Tyre Lever Pack includes 1x Baldy's tyre lever to assist the easy fitting of the tube Easy to Use Compact: Easy to store in saddlebags, backpacks, pockets or toolkits Quality Construction Review: Innertubes - Very happy, brought 2, 1 as a spare tested it out, fit perfect, quality good, value for money would buy again Review: Nice - Nice and excellent ## Features - Baldwins inner tubes are excellent value for money, manufactured from an elastic airtight premium quality butyl rubber, tried and tested to ensure no air leaks, thus ensuring long lasting reliability and durability. - Suitable for tyre sizes 20" x 4.0, 20" x 4.10, 20" x 4.25 (The respective size is indicated on the side of the tyre) - 33mm long Schrader valve (Auto valve) ensures high air tightness and easy inflation. It can be inflated with most hand, floor & mini pumps or CO2 cartridge pumps. - Pack includes 1x Baldy's tyre lever to assist easy fitting. - Packaging may vary - tube is bulk flat packed for convenient delivery. ** The Baldwins printed box shown in the photos are for illustrative use only and are NOT included within the pack ** ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0D1ND9PNT | | Best Sellers Rank | 3,378 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) 35 in Cycling Tubes | | Bike Type | Fat Bike/E-Bike/Delivery Bike | | Brand | Baldwins | | Brand Name | Baldwins | | Compatible Tire Width Maximum | 4.25 Inches | | Compatible Tire Width Minimum | 4 Inches | | Country Of Origin | China | | Customer Reviews | 4.4 out of 5 stars 223 Reviews | | Included Components | 1x Inner Tube, Fitting advice sheet | | Item Diameter | 20 Inches | | Item Width | 4 Inches | | Item diameter | 20 Inches | | Item width | 4 Inches | | Manufacturer | Baldwins | | Manufacturer Part Number | 20A-XXL | | Manufacturer Warranty Description | Standard | | Material | Butyl Rubber | | Material Type | Butyl Rubber | | Model Number | 20A-XXL | | Size | 508 x 102-108 mm | | Valve Length | 33 Millimetres | | Valve Type | Schrader | | Valve type | Schrader | | Wheel Size | 20 Inches | | Wheel size | 20 Inches | ## Product Details - **Brand:** Baldwins - **Item diameter:** 20 Inches - **Material:** Butyl Rubber - **Valve type:** Schrader - **Wheel size:** 20 Inches ## Images ![Baldwins FAT Bike Inner Tube 20 x 4.0 to 4.25 Schrader Valve & BALDY'S TYRE LEVER - Image 1](https://m.media-amazon.com/images/I/71F+hdi3EDL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Innertubes *by C***L on 7 April 2026* Very happy, brought 2, 1 as a spare tested it out, fit perfect, quality good, value for money would buy again ### ⭐⭐⭐⭐⭐ Nice *by I***. on 18 May 2026* Nice and excellent ### ⭐⭐⭐⭐⭐ Inner tube *by P***E on 5 March 2026* Not much you can say about an inner. It fits well. Good value, quality and fast delivery. ## Frequently Bought Together - 20" Baldwins FAT Bike E-Bike 20 x 4.0-4.25 Inner Tube 33mm Long Schrader Valve & BALDY'S TYRE LEVER - Slime 10015 Bike Tube Puncture Repair Sealant, Prevent and Repair, Suitable for all Bicycles, Non-Toxic, Eco-Friendly, 237 mL (8oz) bottle, Green - Baldys 20 x 4.0 Fat Bike Tyre --- ## 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.tn/products/622171817-baldwins-fat-bike-inner-tube-20-x-4-0-to](https://www.desertcart.tn/products/622171817-baldwins-fat-bike-inner-tube-20-x-4-0-to) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-09-30*