WG springs ??

[zex_cool]

i jst got a one of off ebay and the auction said 7psi spring. i opened it and the spring inside looks pretty beefy. any idea on how to tell the difference ?

here is a pic of it.

 

[danse]

WG spring

You have to consider the atm and the spring pressure. The spring should have 14.7 plus 7 lbs if you wanted to test it.