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15
votes
7answers
903 views

Which kind of tube valve is the best?

What kind of valve is the best one, a Presta valve (6mm) or a Schrader valve (8mm). Which has the best reliability, which one is easiest to fix a flat on?
24
votes
8answers
4k views

Why are both Schrader and Presta valves still used on tubes?

It is standard for road bikes to adopt Presta, whereas nearly all else use Schrader. I personally think Schrader are better: I've had less Schrader valves break on me than Presta No problems if ...
16
votes
7answers
4k views

Does the plastic cap on a Presta valve serve any purpose once fitted to a rim?

I can see the use of the valve cap on a Presta valve when the tube is still packaged (it obviously stops the valve puncturing the tube), but does it do anything except look pretty (or not) once you've ...