Continental cross 28 700c presta inner tube 42 mm
The continental cross 28 700c presta inner tube is the same high quality as standard race tube but wider to allow for cyclo cross tyres they are designed to fit tyres from 25c to 35c ideal for cyclolo cross touring and hybrid tyre these have the added bonus in coming with either a 42mm presta valve for bikes with deep section rims giving you the rooms to get the pump valve on