Heavy-Duty Performance and Reliable Air Retention for Fat Tires
Keep your adventure moving with the ULIP 20-inch premium inner tube. Specifically engineered for wide-tire electric bicycles, mountain bikes, and snow bikes, this tube is compatible with tire widths ranging from 3.50 to 4.00 inches. Crafted from high-density premium butyl rubber, it offers exceptional air retention and enhanced resistance to the unique rigors of off-road and fat-tire riding.
Key Benefits
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Premium Butyl Rubber: Built with a thickened wall construction, this ULIP inner tube provides improved shock absorption and superior damping, effectively absorbing trail vibrations for a more comfortable journey.
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Reliable Straight Schrader Valve: Featuring a durable standard American valve (AV), it ensures easy inflation at any gas station or with a common bike pump, providing an air-tight seal for long-lasting performance.
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Dual-Size Versatility: Precision-molded to fit tires within the 20x3.50 to 20x4.00 range, making it a perfect replacement part for e-bikes, folding bikes, and all-terrain fat bikes.
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Explosion-Proof Safety: The high-elasticity rubber compound is engineered to withstand pressure fluctuations and resist sudden blowouts, ensuring maximum safety during rugged mountain or snow riding.
Features
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Brand: ULIP
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Size Spec: 20x3.50 / 20x4.00
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Inches: 20 Inch
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Valve Type: Straight Schrader Valve (American Valve)
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Material: Premium Heavy-Duty Butyl Rubber
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Compatibility: Precision-fit for Electric Bicycles, Mountain Bikes, Snow Bikes, and Folding Bikes.
Why Choose ULIP?
ULIP is a global leader in high-performance mobility accessories. We focus on premium materials and user-centric engineering. Every ULIP inner tube undergoes rigorous 24-hour inflation and pressure testing to ensure it arrives at your door ready to perform. Ride further and safer with the reliability of ULIP.



