I know this thing is kinda new but I'm getting ready to use it. It comes with 3 different springs for 5,7,and 9 psi..But the color codes differ from tial. Does anybody know the difference they all look about the same size.. help if ya can

 

bump

 

bump,still don't know..

 

if you want to find out the pressure setting on each spring use a compression device to mesure the spring rate of each spring or push down with your hand on each one a feel the difference in the spring rate. that should tell you wich ones are 5,7,&9 lbs.