--- product_id: 418517433 title: "2 Pack 20x4.0 Fat Tire Bike Inner Tubes for 20x4 Inch Electric Bike | Premium Butyl Rubber, Durable & Reliable, Schrader Valve, Replacement Tire Tubes for 20 x 4.0 Inch Ebike and Mountain Bicycle" brand: "senaro" price: "185.69 DT" currency: TND in_stock: true reviews_count: 13 category: "Senaro" url: https://www.desertcart.tn/products/418517433-2-pack-20x4-0-fat-tire-bike-inner-tubes-20x4 store_origin: TN region: Tunisia --- # 35mm Schrader valve for easy inflation Premium butyl rubber durability 20-inch wheel size 2 Pack 20x4.0 Fat Tire Bike Inner Tubes for 20x4 Inch Electric Bike | Premium Butyl Rubber, Durable & Reliable, Schrader Valve, Replacement Tire Tubes for 20 x 4.0 Inch Ebike and Mountain Bicycle **Brand:** senaro **Price:** 185.69 DT **Availability:** ✅ In Stock ## Summary > 🚴‍♂️ Ride Bold, Ride Ready – Never Let a Flat Slow You Down! ## Quick Answers - **What is this?** 2 Pack 20x4.0 Fat Tire Bike Inner Tubes for 20x4 Inch Electric Bike | Premium Butyl Rubber, Durable & Reliable, Schrader Valve, Replacement Tire Tubes for 20 x 4.0 Inch Ebike and Mountain Bicycle by senaro - **How much does it cost?** 185.69 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/418517433-2-pack-20x4-0-fat-tire-bike-inner-tubes-20x4) ## Best For - senaro enthusiasts ## Why This Product - Trusted senaro brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Endure:** Crafted from premium butyl rubber, these tubes resist punctures and last longer than standard alternatives. - • **Tested for Quality:** Pre-install inflation and water test tips ensure you get a flawless tube, minimizing downtime and maximizing ride time. - • **Effortless Inflation:** Equipped with a 35mm Schrader valve, making pump-ups quick and hassle-free for busy riders. - • **Double Pack Convenience:** Two tubes included, so you’re always ready for the unexpected on your next adventure. - • **Perfect Fit for Fat Tire Ebikes:** Specifically engineered for 20x4.0 inch tires to avoid blowouts and ensure seamless compatibility. ## Overview This 2-pack of 20x4.0 fat tire inner tubes is designed for electric and mountain bikes with 20-inch wheels. Made from premium butyl rubber, they offer superior durability and puncture resistance. Featuring 35mm Schrader valves, these tubes ensure easy inflation and reliable air retention. Perfectly sized for fat tire ebikes, they come with quality assurance tips to guarantee a smooth installation and long-lasting performance. ## Description desertcart.com : Senaro 2 Pack 20x4.0 Fat Tire Bike Inner Tubes for 20x4 Inch Electric Bike | Premium Butyl Rubber, Durable & Reliable, Schrader Valve, Replacement Tire Tubes for 20 x 4.0 Inch Ebike and Mountain Bicycle : Sports & Outdoors Review: Functions perfectly as expected - In the annals of cycling, where tales of epic climbs and daring descents are etched onto every dusty path, there exists a lesser-sung, yet no less vital, legend: the inner tube, but not just any inner tube - the 'Premium Butyl Rubber Inner Tube'. This wasn't some flimsy, mass-produced rubber circlet. Nay, this was a masterpiece, a whispered secret forged in the fiery heart of a forgotten vulcan, imbued with the spirit of the ancient roads themselves. Its very touch radiated a resilience that promised untold miles of unfailing service, even through the most treacherous terrains. Forget the flimsy, patch-prone nightmares of lesser tubes. The Premium Butyl Rubber Inner Tube was woven with whispers of puncture resistance, able to shrug off the sharpest thorns and malicious shards that sought to impede a rider's journey. Its ability to retain air was not mere engineering; it was a pact with the very element, holding true against the whispers of insidious leaks that plague lesser tubes. Installation was not a chore, but a blessing. It slipped into place with the ease of a well-worn tale, its form molding perfectly to the curvature of the wheel, ready to embrace the journey ahead. Oh, the tales told of its unwavering performance! Riders spoke of traversing desolate mountains and bustling cityscapes, their minds free from the nagging fear of sudden deflation, thanks to this legendary tube. It whispered promises of smooth, unwavering rolling, transforming every bump into a barely-there tremor and granting a grace that verged on the miraculous. Some even dared to say it smoothed out the roughest asphalt as if a fresh layer of tar had been laid down before them. The Premium Butyl Rubber Inner Tube, though silent and hidden, was the very foundation of their freedom, the unspoken promise of adventure around every bend. A relic of a bygone era, perhaps, but its spirit lives on in every flawless journey, a reminder of the true potential held within the humblest of components. I paired it with green slime because we are blessed with goat head stickers, the bane of existence. So far, they function like a dynamic duo, nay better than psychotic and schizophrenic silver spoon dressed like a bad comic-con character and his infatuated and naïve sidekick. Review: Quality inner tube - Quick delivery, the inner tubes fit the e-bike perfectly ## Features - Perfectly Fit: Our bicycle inner tubes fit 20 inches Fat Tire Bike Ebike Electric Bicycle. We designed the tube width specially for 20x4.0 Ebike. Others tube width fit for 20x3.5 - 4.0 bike. It is easily popped to use the tube with not enough width. The width of our inner tubes is more suitable and durable. - Valve type & length: Schrader Valve Stem for easy inflation (Regular valves); 35mm (1.38 inches) with valve core cap. Wheel Size: 20 inches - Durable: Our Bicycle tubes are made of Premium butyl rubber, so it'll durable than average bicycle inner tubes. - What You Get: 2 Pack 20x4" fat tire tubes - Tips: Before installing the inner tube, inflate a little air into the tube. Then put the inner tube into the water for inspection, if there are bubbles, it means that it has been damaged during shipping, you could contact us. Inspect the inside of the tire and rim for any debris sharp objects. - How To Choose Your Right Size: Before ordering, please check diameter and width 20X4.0 on your bike tire wall to make sure you get the right size. Or you could check your existing tube size to ensure our tube is right. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09SGYTGLZ | | Best Sellers Rank | #1,830 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #10 in Bike Tubes | | Bike Type | Fat Bike | | Brand | Senaro | | Brand Name | Senaro | | Compatible Tire Width Maximum | 4 inches | | Compatible Tire Width Minimum | 4 inches | | Customer Reviews | 4.5 out of 5 stars 1,886 Reviews | | Item Diameter | 20 inches | | Item Type Name | 20x4 bike tubes | | Item Weight | 0.79 kg | | Item Width | 4 inches | | Manufacturer | Beauty Life Designs | | Manufacturer Part Number | Beautylife-060 | | Material | Butyl Rubber | | Material Type | Butyl Rubber | | Model Number | 20 inch | | Number of Items | 2 | | Size | 2 Pack with Schrader Valve | | UPC | 750958778734 | | Unit Count | 2 Count | | Valve Length | 1.38 inches | | Valve Type | Schrader | | Warranty Description | NO | | Wheel Size | 20 inches | ## Product Details - **Brand:** Senaro - **Item Diameter:** 20 Inches - **Material:** Butyl Rubber - **Valve Type:** Schrader - **Wheel Size:** 20 Inches ## Images ![2 Pack 20x4.0 Fat Tire Bike Inner Tubes for 20x4 Inch Electric Bike | Premium Butyl Rubber, Durable & Reliable, Schrader Valve, Replacement Tire Tubes for 20 x 4.0 Inch Ebike and Mountain Bicycle - Image 1](https://m.media-amazon.com/images/I/7134+MXgEkL.jpg) ## Available Options This product comes in different **Size** options. ## Questions & Answers **Q: Does this fit a Radpower Radrunner?** A: When it comes to tubes I wouldnt see if it works on a brand of e bike but just make sure it fits your rim and tire size. I bought this for my brother who has juiced scorpion and a tire size of 20x4. Hopefully that helps. **Q: what psi are the inner tubes rated for?** A: Not 30psi….I just put one in my tire and inflated to 28psi and 3 minutes later, KABOOM! Tube blew out, scared the $¢!T out of the cats!!! **Q: What are tire levers used for?** A: They are little levers that are used for getting tires off a rim. A set of tire levers are one of the cheapest and most essential tools of cycling equipment and everyone should carry them. To use them, insert flat end between rim and rubber tire. Lift rubber tire up using leverage off rim and bring rubber tire edge off and away from rim edge. Drag lever along rim edge to bring tire off rim further. Careful not to pinch tube in this process. The opposite end of the lever is for locking it on to a spoke. **Q: Has anyone used these for their Super73? If so, how’d it work out? :)** A: I bought these tubes for my brothers juiced scorpion which uses 20x4 tires and they worked fine. Hopefully that helps you out. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Functions perfectly as expected *by A***A on July 25, 2025* In the annals of cycling, where tales of epic climbs and daring descents are etched onto every dusty path, there exists a lesser-sung, yet no less vital, legend: the inner tube, but not just any inner tube - the 'Premium Butyl Rubber Inner Tube'. This wasn't some flimsy, mass-produced rubber circlet. Nay, this was a masterpiece, a whispered secret forged in the fiery heart of a forgotten vulcan, imbued with the spirit of the ancient roads themselves. Its very touch radiated a resilience that promised untold miles of unfailing service, even through the most treacherous terrains. Forget the flimsy, patch-prone nightmares of lesser tubes. The Premium Butyl Rubber Inner Tube was woven with whispers of puncture resistance, able to shrug off the sharpest thorns and malicious shards that sought to impede a rider's journey. Its ability to retain air was not mere engineering; it was a pact with the very element, holding true against the whispers of insidious leaks that plague lesser tubes. Installation was not a chore, but a blessing. It slipped into place with the ease of a well-worn tale, its form molding perfectly to the curvature of the wheel, ready to embrace the journey ahead. Oh, the tales told of its unwavering performance! Riders spoke of traversing desolate mountains and bustling cityscapes, their minds free from the nagging fear of sudden deflation, thanks to this legendary tube. It whispered promises of smooth, unwavering rolling, transforming every bump into a barely-there tremor and granting a grace that verged on the miraculous. Some even dared to say it smoothed out the roughest asphalt as if a fresh layer of tar had been laid down before them. The Premium Butyl Rubber Inner Tube, though silent and hidden, was the very foundation of their freedom, the unspoken promise of adventure around every bend. A relic of a bygone era, perhaps, but its spirit lives on in every flawless journey, a reminder of the true potential held within the humblest of components. I paired it with green slime because we are blessed with goat head stickers, the bane of existence. So far, they function like a dynamic duo, nay better than psychotic and schizophrenic silver spoon dressed like a bad comic-con character and his infatuated and naïve sidekick. ### ⭐⭐⭐⭐⭐ Quality inner tube *by G***L on July 16, 2026* Quick delivery, the inner tubes fit the e-bike perfectly ### ⭐⭐⭐⭐⭐ Second time buyer *by M***O on July 27, 2026* Second time buyer good Quality ## Frequently Bought Together - 2 Pack 20x4 Fat Tire Bike Inner Tubes with Schrader Valve, 20 x 4.0 Premium Butyl Rubber Inner Tube for 20 inch Ebike Electric Bicycle - BALINGE E Bike 20/26x4.0 Fat tire 20 x 4 Fat tire 20x4 Bike tire 1 Pack Heavy Duty High-Performance Wear-Resistant E-Bike Mountain Snow Bike Tire ，Fat Bike Tires，Brown Wall/White Wall/Black - AGPTEK Bike Brake Pads, High-Performance Brake Pads, Disc Brake Pads & Spring (Semi-Metallic&Resin) for Mountain Bike Disc Brakes,Bike Pads Compatible with TRP Tektro Shimano Deore Br --- ## 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/418517433-2-pack-20x4-0-fat-tire-bike-inner-tubes-20x4](https://www.desertcart.tn/products/418517433-2-pack-20x4-0-fat-tire-bike-inner-tubes-20x4) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-08-19*