Add Yahoo as a preferred source to see more of our stories on Google. There aren't many technologies as ubiquitous in cycling as the Presta air valve. So it's surprising that, in the roughly 100 years ...

German manufacturer Schwalbe has revealed what it says will become the industry standard in bicycle tire valve systems. Known as Clik Valve, the setup is claimed to be much easier to use than existing ...

There aren’t many technologies as ubiquitous in cycling as the Presta air valve. So it’s surprising that, in the roughly 100 years since its invention, it’s basically never changed. Until now. A new ...