Schwalbe BNB DV1 12 1/2 x 1.75 – 2 1/4 HV 32mm

Unmatched Durability and Pressure Retention for Your Ride.

Say goodbye to constant tire maintenance with the Schwalbe bnb DV1 12 1/2 x 1.75 – 2 1/4 hv 32mm inner tube. Designed for exceptional reliability, this inner tube is engineered to keep your bike rolling longer without losing air. Thanks to Schwalbe’s rigorous factory inflation and 24-hour airtightness testing, you get a product that holds pressure significantly longer than standard tubes. Built with a high butyl content and ultra-pure materials, it delivers superior elasticity and durability, making it the trusted choice for e-mobility enthusiasts and bike specialists alike.

Key Features

• High reliability proven over many years of use.
• 24-hour airtightness test ensures long-lasting pressure retention.
• Extremely elastic design fits multiple tire sizes.
• Group inner tube system for versatile compatibility.
• 100% fully recyclable for sustainable riding.
• Trusted by bike retailers for consistent performance.

Technical Specifications

• Model: Schwalbe bnb DV1 12 1/2 x 1.75 – 2 1/4 hv 32mm.
• Compatible tire sizes: DV12/47-203, 50-203, 54-203, 62-203.
• Standard 12 Inch Dutch inner tube.
• Manufactured with a very high butyl content for superior airtightness.
• Produced with extremely high material purity for enhanced durability.
• Each tube is factory inflated and tested for 24 hours to guarantee airtightness.
• Group inner tube system: highly elastic to fit multiple tire dimensions.
• Example of group system: tube number 19A fits 27.5 to 29 inch tires with widths from 40 to 62mm.
• 100% fully recyclable material composition.
• Standard version with proven high reliability over many years.

Frequently Asked Questions