Ultra light : This bicycle tube is only 56g, which is about 100 grams less than the traditional butyl rubber inner tube, a pair of which can save 200 grams, reduce the burden on the bicycle, and make the ride lighter.
Fits multiple tire sizes: This MTB Mountain bike tube is compatible with many tire sizes: 29 x 1.9/2.0/2.1/2.2/2.3/2.4/2.5 Valve Length French 45mm.
Safe and not easy to burst: Our inner tube is made of TPU material, suitable for road or mountain bikes, long time riding on uneven roads is not easy to burst, providing safety for every customer's riding trip.
Good airtightness : The bike inner tube is equipped with a high airtightness 45mm French nozzle, which will not leak and can be used for half a year with one inflation.
Easy to install When you need to replace the inner tube: first remove the tire, take out the old inner tube, replace it with a new inner tube after pressing the tire back in, and then inflate it.