Schwalbe Bnb SV12 26 x 1 1/4 – 27.5 x 1.75 Presta Valve 40mm

Unmatched Durability and Pressure Retention for Your Ride.

Say goodbye to frequent flats and constant air loss with the Schwalbe bnb SV12 inner tube. Designed for riders who demand reliability and long-lasting performance, this tube is engineered to keep your tires inflated longer and your ride smoother. Thanks to its high butyl content and ultra-pure materials, it outperforms standard tubes by maintaining optimal pressure under all conditions. Whether you’re cruising city streets or tackling rugged trails, the extremely elastic group-fit design ensures a perfect fit across multiple tire sizes, giving you versatility without compromise.

Key Features

• Exceptional air retention tested for 24 hours at the factory.
• High butyl rubber composition for superior durability and airtightness.
• Group-fit system adapts to multiple tire dimensions for maximum flexibility.
• Extremely elastic construction reduces risk of punctures and improves fit.
• 100% fully recyclable for eco-conscious riders.
• Trusted by bike specialists worldwide for consistent quality.

Technical Specifications

• Model: Schwalbe bnb SV12 Standard 26 Inch French Valve.
• Valve Type: FV (French Valve) 40mm length.
• Compatible Tire Sizes: 26 x 1 1/4 up to 27.5 x 1.75 inches.
• Fits rim diameters: 47-559, 47-571, 30-584, 35-584, 47-584, 32-590, 37-590, 44-590, 32-597.
• Manufactured with a high butyl rubber ratio for enhanced airtightness.
• Each tube is factory inflated and tested for 24 hours to ensure no air loss.
• Group inner tube system: extremely elastic to fit multiple tire widths and diameters.
• Proven long-term reliability with years of trusted performance.
• 100% fully recyclable material composition.

Frequently Asked Questions