well today i went and got a new spring for my gun its a ox mainspring for my weebly ags but my uncel and brother need 2 new springs one gor mu uncels diana G69 but whe dont lnow what spring it needs as wee donnt know the size can anyone helf ? also my brother needs a newe spring for his stoger x20 as its only fireing out 8.8 just now but the springs dont have his gun on the back were its says what guns it will fit can any one help?