Heavy-Duty 20x4.0 Bike Inner Tubes - Schrader Valve, Butyl Rubber, 2-Pack

BlueStars Butyl Rubber Inner Tube

Experience superior performance and comfort with the BlueStars Butyl Rubber Inner Tube, designed for avid cyclists who demand the best in durability and reliability.

Key Features

• Thicker Butyl Rubber: With a sidewall thickness of 1.05mm, this inner tube offers enhanced puncture resistance compared to the standard 0.75~0.98mm tubes. Enjoy better air retention and a more comfortable ride as the thick butyl rubber absorbs shocks from bumps and uneven terrain.
• Puncture-Resistant Design: Engineered with reinforced rubber, this tube withstands punctures from sharp objects, making it ideal for both urban and off-road riding. Ride with confidence knowing you have better protection against flats.
• Compatible with 20x3.0 Tires: Specifically designed to fit 20-inch tires with a 4.0-inch width, this inner tube is perfect for mountain bikes, gravel bikes, city bikes, and electric bikes, ensuring a seamless fit and reliable functionality.
• Standard Schrader Valve for Easy Inflation: The reliable Schrader valve is compatible with most standard bike pumps, providing an easy inflation process. Designed for secure attachment, it maintains consistent air pressure.
• Enhanced Air Retention for Longer Rides: Built to retain air for extended periods, this inner tube reduces the frequency of necessary inflation, maintaining optimal tire pressure for better performance, control, and comfort throughout your ride.
• 100% Lifetime Protection: Enjoy peace of mind with our lifetime protection guarantee, ensuring that your product is covered for any defects or issues that may arise.

Upgrade your cycling experience with the BlueStars Butyl Rubber Inner Tube and enjoy a smoother, more reliable ride every time.