If you’ve worked on a high-end mountain or road bike for any length of time, you have likely cursed the Presta valve. This humble century-old invention is the bane of many a home and professi… ...

If you’ve worked on a high-end mountain or road bike for any length of time, you have likely cursed the Presta valve. This humble century-old invention is the bane of many a home and ...

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.