Most bikes come with wheels that use presta valved tubes.
Bicycle tube valve types.
Wider than a presta valve and typically the same circumference top to bottom.
With a deflated tube the valve may slide inside the rim making it difficult to attach the pump correctly.
The presta valve is on the left.
This is typically found in bicycle tubes on many road bikes and some mountain bikes.
Presta valve inner tube.
Inner tube valve types.
A bicycle will simply come with wheels that are pre drilled for either presta or schrader valves.
The presta valve also called french valve fv or sclaverand valve is a valve commonly found in high pressure road style and some mountain bicycle inner tubes it comprises an outer valve stem and an inner valve body.
Hand tighten the presta nut only and do not overtighten or you could pull the valve up far enough to puncture the tube.
So a bicycle tube with the schrader valve can be pumped up at your local gas station if no hand pump or co2 cartridge is available.
The schrader valve is the same valve that s used on car tires.
Presta nuts can be used only on presta valves threaded all the way down to the tube.
Learn the difference between presta and schrader valve stems on bicycle tubes and how to use different pumps to inflate them.
There two main bike valve types used on bicycle inner tubes nowadays are presta and schrader valves.
These valves are quite narrow and have a screw at their valve tip.
Presta schrader and woods valves are each most common on particular types of bikes but they function largely the same and are frequently but not always interchangeable on wheel rims.
A third rarer type of valve is the woods or dunlop style.
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You can go bike touring with either bicycle valve stem types.
Bicycle inner tubes have two major types of valves.
Angelsimon getty images schrader.
Most of the time no choice or thought is involved.
A lock nut to secure the stem at the wheel rim and a valve cap may also be present.