You’re railing that descent, nailing every line and feeling like a world champ, when suddenly you smash a wheel into a big square-edge rock. Quite literally, you can feel the air go out of the ride.

Going tubeless for cyclocross is an attractive option for anyone tired of pinch-flatting clinchers or gluing and re-gluing (or flatting) expensive tubulars. Cyclocross Magazine has long experimented ...

This might seem elementary – almost not worth mentioning – except for the fact that many riders (myself included) have been running tires designed for use with tubes without tubes many years. There’s ...

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 ...

Tubeless mountain bike tires certainly improve on their conventional counterparts, but could they perform even better? The OPTIS insert is claimed to help them do so, by serving as an inflatable ...

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 ...