Teravail Standard Bike Tire Tube

Yippee-more options in 24-inch tube sizes! Teravail inner tubes have a proven record of quality and consistent performance. Made from durable butyl rubber and featuring a 32-40mm presta valve stem, we carry them in two widths suitable for a wide range of 24 inch tires. NOTE: If you&';re unsure about your bike&';s tire size, it should appear on the sidewall of the tire itself.