Specifications

Tube Size

1. Dimensions:

   • 700 x 40c/45c/48c
     • Designed for 700c wheels, commonly found on hybrid, trekking, and gravel bikes.
     • 40c Width: Provides a balance of speed and stability, ideal for commuting and light off-road.
     • 45c Width: Suitable for mixed terrain and light touring, offering increased cushioning.
     • 48c Width: Perfect for rougher trails or loaded bikepacking, offering maximum support and comfort.

2. Application:

   • Optimized for gravel, hybrid, and adventure bikes requiring wide tire compatibility for enhanced traction, comfort, and stability.

Valve Details

1. Valve Type:

   • Presta Valve
     • Slim, lightweight design, commonly used in high-performance and mid-range bicycles.

2. Valve Length:

   • 33mm
     • Standard length suitable for shallow or medium-depth rims, ensuring ease of access for inflation.

3. Valve Core:

   • Non-Removable
     • Offers a secure, fixed connection, reducing potential air leakage during inflations.

4. Valve Stem:

   • Threaded Stem
     • Compatible with Presta-specific pump heads and features a threading that allows for secure attachment of a valve lock ring, reducing movement during inflation or riding.

5. Valve Angle:

   • 0 Degrees (Straight)
     • Ensures direct and hassle-free alignment for pump heads, simplifying inflation.

Material and Construction

1. Material:

   • Premium Rubber
     • Known for its superior elasticity, air retention, and resistance to temperature variations.

2. Wall Thickness:

   • Standard Thickness
     • Balances puncture resistance and lightweight performance, catering to both durability and ease of riding.

3. Construction:

   • Seamless Design
     • Eliminates weak points for consistent air retention and enhanced reliability, reducing the likelihood of leaks or blowouts.

Performance Features

1. Tire Compatibility:

   • Fits tires in the 40c-48c range, suitable for a variety of riding styles and terrain:
     • 40c: Recommended inflation range of 40–60 PSI for fast, smooth rides on mixed surfaces.
     • 45c: Optimal inflation range of 35–55 PSI, offering a balance of speed and comfort.
     • 48c: Ideal inflation range of 30–50 PSI for maximum shock absorption on rugged terrain.

2. Air Retention:

   • High-quality rubber ensures minimal air loss over time, reducing the frequency of inflation.

3. Puncture Resistance:

   • Standard thickness offers effective protection against sharp objects on urban roads and light trails.

4. Flexibility:

   • Adapts to a wide range of tire widths, providing a snug fit without overstretching.

5. Weather Adaptability:

   • Performs well in diverse weather conditions, from hot summer roads to chilly winter paths.

Design Features

1. Threaded Valve Stem:

   • Provides additional stability and reduces movement within the rim valve hole, preventing wear over time.

2. Non-Removable Valve Core:

   • Fixed design minimizes the risk of valve failure and simplifies maintenance.

3. Durable Construction:

   • High-grade rubber ensures longevity and resistance to environmental factors like ozone and UV exposure.

4. Wide Tire Compatibility:

   • Supports a range of tire widths for various riding preferences and terrains, making it highly versatile.

Brand Information

1. Brand:

   • Duro
     • A globally recvintagenized brand specializing in bicycle tubes and tires, trusted for reliability and performance.

2. Reputation:

   • Known for producing durable, high-quality products catering to the needs of casual riders and professionals alike.