CST 24 x 1 Inner Tube with Schrader Valve – 25mm ISO 540, 0.97mm Wall

Experience dependable performance for daily rides

Experience reliable performance and everyday durability with the CST 24 x 1 Schrader Valve Tube. Designed by Cheng Shin (CST), this inner tube is tailored for city commuting, hybrid bikes, and recreational outings. It emphasizes ease of use, steady air retention, and lasting value, giving you a ride that feels reassuring whether you’re weaving through traffic or cruising along a quiet park path. While no component can guarantee outcomes in every situation, the tube’s careful engineering aims to support a smooth, consistent riding experience across varied conditions.

Durable construction and reliable air retention

Crafted from high-quality butyl rubber, the CST tube is built to minimize air loss and resist common punctures. The wall thickness of 0.97 mm provides a favorable balance between strength and weight, helping maintain tire pressure over longer rides without adding unnecessary bulk. This combination translates to steadier performance from Urban lanes to gentle backroads.

• Butyl rubber delivers strong air retention and extended service life, reducing frequent pump needs.
• 0.97 mm wall thickness balances durability with manageably light weight for everyday use.
• 25 mm ISO width and 540 mm ETRTO sizing ensure compatibility with a wide range of 24-inch rims.
• Smooth shaft Schrader valve supports quick, reliable inflation with common pumps and CO2 inflators.

Versatile compatibility for 24-inch wheels

The tube is designed to meet ISO 540 standards, making it suitable for city, hybrid, and entry-level mountain bikes that run 24 x 1 tires. Its standard Schrader valve and broad rim compatibility simplify maintenance and setup, so you can get back on the road with less hassle after a flat or a pressure check.

• Designed for 24 x 1 inch tires with a 25 mm ISO width, fitting a wide array of 24-inch rims.
• Compatible with standard Schrader pumps, inflators, and CO2 systems for quick inflation.
• Reliable performance across varied 24-inch wheel sizes (ISO 540) and common bike models.
• Balanced for daily commuting, recreational riding, or light touring needs.

Real-world use and value

In everyday riding, you’ll notice a calm, controlled feel as your tires stay properly inflated ride after ride. The combination of durability and easy maintenance supports routine bike upkeep, whether you’re heading to work, meeting friends for a weekend ride, or running errands around town. The CST tube aims to offer practical value—quality materials at an approachable price—so you can focus on the road ahead without overthinking tire care.

With a design built to endure typical city and recreational use, this inner tube provides a dependable core for 24-inch tire setups. It’s a straightforward upgrade that aligns with riders who want predictable performance, affordable parts, and broad compatibility for common 24-inch wheel configurations.