Long-lasting bicycle tube: size 20 x 1.75-2.125 inches, with AV35 mm valve, suitable for tyre widths of 1.72-2.125 inches
The hose is made of high quality butyl rubber, which is puncture proof, wear-resistant and durable. A slight smell is normal.
These bicycle tubes have great versatility, compatible with a variety of bicycles, including e-bikes as well as road, racing and city bikes with 20 inch wheels.
Installation: High quality 20x1.75/2.125 inch replacement inner tube for easy installation and removal. Check the valve position to ensure the correct installation direction. With this bicycle inner tube, your old bike can work again.
What you will get: 2 x 20 x 1.75/2.125 AV35 mm Schrader valve heavy-duty bicycle tubes. 2x bicycle inner tubes