I tried a wide variety of tire and inner tube setups ... the Presta and Schrader valve capability is created by unscrewing the chuck head from the pump body, reversing the rubber seal, and in ...

A schrader valve sticks out of the battery cap, which allows the gun to be charged using a standard fitting. A brass tube is used as ... At this point, the rubber piston is held against the ...

If your bike has Presta valves on its rims or tubes ... Schrader-to-Presta valve adapters are stored inside the hollow handle, along with a ball needle adapter. And if the pump falls over, rubber ...