Mfjuns 5 pcs presta valve adaptors 10 pcs bike tire caps bike valve stem adapter for mountain bikes cars bike accessories 4 6 out of 5 stars 612 4 99 4.
Mountain bike valve stem adapter.
More buying choices 4 59 2 used new offers.
Mfjuns 5 pcs presta valve adaptors 10 pcs bike tire caps bike valve stem adapter for mountain bikes cars bike accessories 4 6 out of 5 stars 612 4 99 4.
Free shipping on your first order shipped by amazon.
The presta valve is on the left.
4 6 out of 5 stars 541.
This is typically found in bicycle tubes on many road bikes and some mountain bikes.
Attach your air pump and inflate the tire to the recommended pressure.
Mfjuns 5 pcs presta valve adaptors 10 pcs bike tire caps bike valve stem adapter for mountain bikes cars bike accessories.
The valve stem opens by unscrewing a knurled textured nut at the top.
Unlike a schrader the system doesn t use a check valve it seals entirely based on pressure in the tube or tire.
The pump i am using is a blackburn airtower 2.
The adapter effectively converts your presta valve to a schrader valve so that you can use a traditional air pump to inflate it.
Get it as soon as wed sep 23.
Strong first light second and often not cheap bontrager has never cut corners when it comes to something as important to safety as a bike stem.
Hi in this video i show how i pump inflate a mountain bike bicycle tire schwalbe nobby nic with presta valve.
They tend to hold air better than schrader valves.
Since the stem on the presta is a lot narrower it allows for manufacturers to make narrower wheels and tires.