Description
Heavy-Duty 20x4.0 Fat Bike Replacement Inner Tube
Keep your e-bike or fat tire cruiser rolling smoothly with this heavy-duty 20x4.0 replacement inner tube. Molded from premium, thick-walled butyl rubber, it delivers superior air retention, high-heat resistance, and reliable pinch-flat protection for demanding motor-driven rides.
Key Features
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Puncture-Resistant Rubber: High-density butyl wall construction offers enhanced durability against thorn punctures and rim-pinch flats.
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Standard Schrader Valve: Fitted with a heavy-duty brass valve stem for reliable seal integrity and easy inflating with standard bike pumps or compressors.
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Smooth Shock Absorption: Flexible rubber construction helps dampen trail vibrations and road bumps for a smoother overall ride.
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Universal E-Bike Fit: Engineered to fit 20-inch fat tire bicycles, e-mopeds, cargo bikes, and popular models from Lectric, Super73, Rad Power Bikes, and Aventon.
Product Specifications
| Specification | Detail |
| Tube Size | 20" x 4.0" (Fits 20x3.5" to 20x4.25") |
| Valve Type | Schrader Valve (Standard Auto Valve) |
| Valve Length | 32mm / 48mm Reinforced Stem |
| Material | Premium Air-Tight Butyl Rubber |
| Application | E-Bikes, Fat Bikes, Cargo Bicycles, Moped-Style E-Scooters |
| Package Includes | 1x 20x4.0 Inner Tube |
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