20x4.0 Fat Tire Bike Inner Tubes

High-quality inner tubes designed for 20 x 4.0 fat tire electric bikes and mountain bikes
• Thick and durable rubber construction provides excellent puncture resistance
• Ideal replacement tubes for city riding, off-road trails, and beach cruising
• Compatible with most fat tire e-bikes, including popular 20-inch models
• Secure valve stem ensures consistent air pressure and easy inflation
• Smooth riding performance with improved shock absorption on rough terrains
• Perfect spare parts for repairs, upgrades, and maintenance kits
• Essential tube size for wide electric bike tires and fat-wheel bicycles

Compatibility

Inner Tube for Most Bikes fitted with Fat 20 x 4 size tyres