Posted: Mon Jun 04, 2007 5:13 am
It'd be easier explaining it as PSIA, you have 14.7PSIA in your tank to start with.
Here is my pump
http://www.amazon.com/Topeak-JoeBlow-Fl ... B000FIE4J0
Both gauges start on zero, just when i start pumping the bike pumps gauge reads higher than the guns gauge
It relatively comfortable to use, it doesn't hurt me or anything, it costed me AUD$40