Your inner-tubes are one of the most critical components on your bike. Continental tubes are made of seamless butyl rubber and are individually tested to insure reliable quality you can count on.
Size: 29 x 1.75 - 2.5
Weight: 220 grams
Schrader valves are identical to those found on car tires. These valves are generally used on hybrid and children's bikes. Presta valves, which are found on most road and off-road bikes, are longer and thinner and feature a threaded tip, which must be opened to inflate (turn counterclockwise).