ProTour Gum Sidewall Tubular Road Bike Tyre – 23/25/28 mm
Brand: ProTour
Model: Gum Sidewall Tubular
Application: Road Racing, Training
Casing: 320 TPI Corespun fabric
Tread: Natural rubber and silica compound
Inner Tube: Latex
Puncture Protection: Calicot fabric reinforcement layer
Valve: 42 mm Presta valve with replaceable core
The ProTour Gum Sidewall tubular tyre features a highly flexible 320 TPI Corespun casing and an innovative rubber compound designed to deliver low rolling resistance and excellent grip across different road surfaces. It includes a puncture-protection layer and a premium latex inner tube for flexibility and performance in a range of riding conditions.
Handmade in Italy
Each tubular tyre is handmade in Italy through a 35-step production process, starting with the raw materials and individual components, including thread, latex, rubber, adhesive and valve. Every tyre is unique, reflecting the care and craftsmanship of traditional Italian manufacturing.
Advanced Technology
Traditional craftsmanship is combined with modern technology and premium materials to deliver performance, comfort and reliability.
Construction and Materials
Casing: Highly flexible 320 TPI Corespun fabric, designed for low rolling resistance and a smooth ride.
Inner polyester tape: Protects the inner tube from abrasion caused by stitching and helps extend its service life.
Ultralight latex inner tube: Provides excellent flexibility and low rolling resistance across different road conditions.
Outer cotton tape: Secures the tubular tyre to the rim while maintaining flexibility and helping protect the casing from rim-related damage.
Puncture protection: Densely woven Calicot fabric layer designed to help prevent sharp objects from penetrating the casing.
Tread: Natural rubber and silica compound with a RainDrop pattern, designed to provide excellent grip and very low rolling resistance.
Technical Specifications
| Specification | Details |
|---|---|
| Application | Road Racing, Training |
| Thread Density | 320 TPI (120/cm) |
| Puncture Protection | Calicot fabric reinforcement layer |
| Casing | Compressed PES/CO Corespun |
| Tread Compound | Natural rubber and silica |
| Inner Tube | Latex |
| Valve | 42 mm Presta, replaceable core |
Available Models
| Model | Size | Weight* | Recommended Pressure |
|---|---|---|---|
| PT23G | 28″ × 23 mm | 260 g | 7–10 bar (100–145 psi) |
| PT25G | 28″ × 25 mm | 300 g | 6–9 bar (85–130 psi) |
| PT28G | 28″ × 28 mm | 310 g | 5–8 bar (75–115 psi) |
*Actual weight may vary slightly due to the handmade manufacturing process.
Applications
The ProTour Gum Sidewall tubular tyre is designed for road racing and training. Its flexible casing, latex inner tube and puncture-protection layer make it suitable for riders seeking a balance of grip, comfort and low rolling resistance. Check tubular rim compatibility and the recommended pressure range before use.
