Specifications

Size

1. Tube Dimensions:

   • 700 x 25c/28c/32c
     • Specifically designed for 700c wheels, the most common size for road, touring, and hybrid bikes.
     • Supports tire widths:
       • 25c: Narrow, speed-focused tires commonly used on performance road bikes.
       • 28c: Balanced width offering comfort and speed for endurance and all-purpose rides.
       • 32c: Wider tires providing stability and comfort, ideal for light touring and gravel paths.

2. Applications:

   • Ideal for road bikes, hybrid bikes, and touring bikes, offering versatile performance.

Valve Details

1. Valve Type:

   • Schrader Valve
     • Robust design, commonly used on hybrid, touring, and some entry-level road bikes.
     • Compatible with standard automotive-style pump heads, making inflation convenient.

2. Valve Length:

   • 48mm
     • Suitable for mid-depth rims (e.g., alloy rims or semi-aero wheelsets), offering easy access for inflation.

3. Valve Core:

   • Removable
     • Allows for easy maintenance and replacement, such as adding sealant for tubeless conversion or repairing leaks.

4. Valve Stem:

   • Smooth
     • Ensures a seamless fit and reduces wear on the valve hole in the rim.

5. Valve Angle:

   • 0 Degrees
     • Straight valve design, compatible with standard pump fittings.

Material and Construction

1. Material:

   • Premium Rubber
     • Provides superior elasticity, excellent air retention, and resistance to punctures and heat buildup.

2. Wall Thickness:

   • Standard thickness, balancing weight savings with durability.

3. Seam Construction:

   • Seamless or heat-sealed construction ensures a robust tube, reducing the likelihood of seam-related failures.

Design Features

1. Universal Fit:

   • Compatible with a wide range of tire widths (25c to 32c), making it versatile for different cycling needs.

2. Pressure Compatibility:

   • Supports high pressures up to 90 PSI, suitable for road cycling and hybrid applications.

3. Elasticity:

   • High elasticity ensures a snug fit inside the tire, reducing movement and risk of punctures from friction.

4. Heat Resistance:

   • Designed to withstand heat generated during extended braking or high-speed riding.

Performance and Compatibility

1. Bike Types:

   • Best suited for road bikes, commuter bikes, and light touring bikes.

2. Rim Compatibility:

   • Fits standard 700c rims with mid-depth profiles. The 48mm valve length provides clearance for deeper rims while maintaining easy inflation.

3. Tire Compatibility:

   • Ideal for tires ranging in width from 700 x 25c to 700 x 32c.

4. Pump Compatibility:

   • Compatible with pumps designed for Schrader valves, including those found at gas stations and standard floor pumps.

Color and Finish

1. Tube Color:

   • Black: Standard for inner tubes, ensuring a clean and understated look.

2. Valve Finish:

   • Nickel-Plated: Corrosion-resistant material enhances durability and longevity while improving aesthetics.

Brand Information

1. Brand:

   • Duro
     • Known for producing high-quality inner tubes and tires, Duro is a trusted name in the cycling industry.
     • Offers a wide range of reliable products for both recreational and performance-oriented cyclists.

2. Reputation:

   • Duro is recvintagenized for durability, performance consistency, and affordability, ensuring satisfaction for riders of all levels.