I have a Specialized Switch Hitter I have used for several years on both Presta and Schrader valves. Recently, my wife tried to inflate her tubes (Schrader valve) and could not get the pump to ...
It is embarrassing for me to say the number of tubes I have destroyed removing the chuck. Are there techniques or adapters I am missing? Or do I have a defective chuck?
I have a floor pump intended for mainly rather low pressure tires. It lets out quite a bit of air from the hose when disconnected. Can I calculate (approximately) how much air pressure is lost by ...