Schwalbe Bnb SV21 27.5 x 1.50 – 2.40 Presta Valve 40mm

Unmatched Durability and Air Retention for Your Ride.

Say goodbye to frequent tire pressure drops and unexpected flats with the Schwalbe bnb SV21 27.5 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 Schwalbe’s advanced manufacturing process, including a high butyl content and ultra-pure materials, it maintains air pressure significantly longer than standard tubes. Whether you’re hitting urban streets or rugged trails, this inner tube offers a perfect fit across multiple tire sizes, ensuring versatility without compromise.

Key Features

• Exceptional air retention tested for 24 hours at the factory.
• High elasticity fits multiple tire widths from 1.50 to 2.40 inches.
• Group inner tube system for flexible compatibility with 27.5” tires.
• Premium butyl rubber for enhanced durability and airtightness.
• 100% fully recyclable for eco-conscious riders.
• Trusted by bike specialists worldwide for consistent quality.

Technical Specifications

• Model: Schwalbe bnb SV21 27.5 x 1.50 – 2.40 fv 40mm.
• Valve type: French (Presta) valve, 40mm length.
• Compatible tire sizes: 27.5 inch diameter, widths from 1.50 to 2.40 inches (40-62mm).
• Group inner tube system: fits multiple sizes including 47-584, 50-584, 54-584, 57-584, 60-584, 62-584.
• Manufactured with a very high butyl content for superior air retention.
• Each tube is factory inflated and tested for 24 hours to ensure airtightness.
• Extremely elastic design adapts to various tire dimensions.
• Standard version with proven high reliability over many years.
• 100% fully recyclable materials used in production.

Frequently Asked Questions