Tube 20 x 2.40/4.0 SV suit FAT Bikes

The Duro 20 x 2.40–4.00 Bicycle Tube is designed for wide-profile tires used on BMX, cruiser, and fat bikes. Manufactured to high standards, this tube is perfect for high-volume tires requiring dependable inflation and durability.

• Size: 20 x 2.40–4.00 – fits extra wide 20" tires
• Valve Type: Standard Schrader Valve (SV)
• Brand: Duro – trusted name in bicycle tires and tubes
• Application: Ideal for BMX, fat bikes, beach cruisers, and cargo bikes
• Material: Durable butyl rubber for long-lasting air retention

Great for replacing worn or punctured tubes, this Duro inner tube delivers peace of mind for riders needing reliable performance on wider tires.