If your bike has Presta valves on its rims or tubes, you'll know that pumping the tires can be a fiddly business. The Zilch floor pump is claimed to address that problem, with head seals that don ...

Anyone who’s ever worked in a bike shop can agree that teaching new riders how to use a Presta valve is not always easy. Between the actual operation of the valve and the pump, there’s the ...

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 ...

Yet, somehow, some ridiculous percentage of the bicycling world ended up with a piece of junk called a Presta valve, through which they must, with annoying difficulty, inflate their tires.