NOT KNOWN DETAILS ABOUT GLOCK 30 GEN 4

My next G30SF also had precision problems as well as WORST cause pull of ANY Glock I have at any time owned, and I couldn't suitable it working with this setup regardless of the I did and effectively more than one,000 rounds of looking to repair it and “break in” the gun (which I haven't needed to do with any Glock before either).It is actually