Tube Specifications

Size

• Dimensions:

  • 26 x 1.50/1.75/1.95
    • Compatible with 26-inch bicycle tires with a width range between 1.50 inches (narrower hybrid tires) and 1.95 inches (standard mountain or hybrid bike tires).

• ISO Standard:

  • Designed for wheels with a bead seat diameter (BSD) of 559 mm, the standard for 26-inch rims.

Applications

• Recommended Use:
  • Hybrid Biking: Perfect for commuters or recreational riders using hybrid bikes with medium-width tires.
  • Mountain Biking: Reliable for off-road trails requiring medium-width knobby tires.
  • City Cycling: Suitable for urban environments, balancing stability and speed.

Valve Specifications

1. Type:

   • Presta Valve:
     • Slim and lightweight valve, ideal for higher-pressure applications.
     • Preferred for performance bicycles due to its aerodynamic and lightweight profile.

2. Length:

   • 33mm:
     • Optimized for low- to medium-profile rims, ensuring enough length for a secure fit.

3. Core:

   • Removable Valve Core:
     • Allows for easy cleaning, maintenance, and application of tire sealants.
     • Enables core replacement in case of damage.

4. Stem:

   • Threaded Valve Stem:
     • Features external threading for compatibility with locknuts, ensuring secure seating on the rim.

5. Angle:

   • 0° (Straight Valve):
     • Straight design suitable for standard rim profiles.

Material and Construction

1. Material:

   • Premium Butyl Rubber:
     • Offers elasticity, durability, and superior air retention.
     • Resistant to punctures, cuts, and abrasion, ensuring longevity.

2. Wall Thickness:

   • Optimized to balance lightweight performance with puncture resistance.

3. Construction:

   • Seamless Molded Design:
     • Eliminates weak points, enhancing durability and reliability.
     • Heat-sealed seams provide an airtight seal, minimizing air leakage.

Performance Features

1. Air Retention:

   • Butyl rubber construction ensures minimal air loss over time, reducing the frequency of inflation.

2. Durability:

   • Engineered to withstand rugged conditions, making it suitable for various terrains, from urban streets to mountain trails.

3. Puncture Resistance:

   • Reinforced construction minimizes susceptibility to sharp objects and road debris.

4. Lightweight:

   • Lightweight design complements performance-focused cyclists looking to reduce rotational weight.

5. Sealant Compatibility:

   • Removable valve core allows for the use of liquid sealants to enhance puncture protection.

Compatibility

1. Tires:

   • Compatible with tires in the 26 x 1.50, 26 x 1.75, and 26 x 1.95 size range.

2. Rims:

   • Fits rims with an ISO BSD of 559 mm.

3. Pump Compatibility:

   • Requires a pump with a Presta valve attachment.
   • Adapters are available for using standard Schrader pump heads.

4. Bicycle Types:

   • Hybrid bicycles, mountain bikes, and city/urban bikes.

Brand: Duro

1. Reputation:

   • Duro is recvintagenized for producing high-quality inner tubes and bicycle components.
   • Known for durability, reliability, and performance across diverse cycling disciplines.

2. Specialization:

   • Focuses on versatile cycling products catering to recreational, commuter, and performance cyclists.