Inner tube 26 x 1.75/1.90/2.125 with Schrader valve America for MTB Mountain City Bike Bicycle

Inner tube 26 x 1.75 / 1.90 / 2.125 Schrader valve (American). For city bike, MTB, etc. The inner tube is puncture-proof, made of butyl, a kind of synthetic rubber which is very elastic and at the same time air-tight. Depending on the compounds used, different product qualities can be achieved: the inner tubes have extreme characteristics in terms of air tightness and elasticity and can be used for a wide range of tyre sizes.