Description
2 inner tubes 700×25/28/32 28″ with Regina valve (Italian) suitable for 28 inch tyres. The air chambers are puncture-proof, made of butyl, a type of synthetic rubber very elastic and at the same time airtight. Depending on the compounds used, you can have different product qualities: the inner tubes have extreme characteristics in terms of air tightness and elasticity and can be used for a wide range of tire sizes.




