Schwalbe Bnb SV7 20 x 1.50 – 2.40 Presta Valve 40mm

Unmatched Durability and Pressure Retention for Your Ride.

Say goodbye to frequent flats and constant air loss with the Schwalbe bnb SV7 20 x 1.50 – 2.40 fv 40mm inner tube. Designed for riders who demand reliability and long-lasting performance, this tube is engineered to keep your bike rolling smoothly. Thanks to its high butyl content and ultra-pure material composition, it maintains air pressure significantly longer than standard tubes. Tested rigorously for 24 hours at the factory, it guarantees exceptional airtightness so you can focus on the ride, not the maintenance.

Key Features

• High reliability trusted by professional bike shops worldwide.
• 24-hour airtightness test ensures superior pressure retention.
• Extremely elastic group tube system fits multiple tire sizes.
• Wide compatibility for 20-inch tires with widths from 1.50 to 2.40 inches.
• 100% fully recyclable for eco-conscious riders.
• Standard valve length of 40mm for versatile installation.

Technical Specifications

• Model: Schwalbe bnb SV7 20 Inch French Valve (fv) 40mm.
• Compatible tire sizes: 40-406, 47-406, 50-406, 54-406, 57-406, 60-406, 62-406*, 54-428.
• Valve type: French (Presta) valve, 40mm length.
• Material: High butyl content with exceptional purity for maximum airtightness.
• Production: Each tube is factory inflated and tested for 24 hours to ensure no air loss.
• Group tube system: Highly elastic design fits multiple tire widths and diameters.
• Durability: Holds air pressure significantly longer than conventional inner tubes.
• Recyclability: 100% fully recyclable materials used.
• Note: Not available in Extralight version for size 62-406.

Frequently Asked Questions