Schwalbe Bnb DV7A 20 x 1 3/8 HV 32mm

Unmatched Durability and Pressure Retention for Your Ride.

Say goodbye to frequent flats and constant air loss with the Schwalbe bnb DV7A 20 x 1 3/8 hv 32mm inner tube. Designed for riders who demand reliability and long-lasting performance, this inner tube is engineered to keep your tires inflated longer and your ride smoother. Thanks to Schwalbe’s advanced manufacturing process, including a high butyl content and ultra-pure materials, every tube undergoes a rigorous 24-hour air retention test to ensure exceptional airtightness. The result is a tube that not only fits multiple tire sizes but also delivers consistent, dependable performance on every journey.

Key Features

• High reliability trusted by professional bike retailers.
• 24-hour airtightness test guarantees superior air retention.
• Extremely elastic group tube system fits multiple tire dimensions.
• High butyl content and material purity for enhanced durability.
• 100% fully recyclable for eco-conscious riders.
• Standard 20-inch size compatible with various tire widths.

Technical Specifications

• Model: Schwalbe bnb DV7A 20 x 1 3/8 hv 32mm.
• Compatible tire sizes: 37-438, 28-440, 37-440, 28-541, 37-451.
• Type: Standard 20 Inch Dutch inner tube.
• Material: High butyl rubber with exceptional purity.
• Tested: Factory inflated and 24-hour airtightness tested.
• System: Group inner tube system with extreme elasticity.
• Air retention: Holds pressure significantly longer than standard tubes.
• Environmental: 100% fully recyclable construction.
• Proven track record: High reliability validated over many years.

Frequently Asked Questions