HOW DO I BUY A GOCK 30 GEN 4 ONLINE FOR DUMMIES

My 2nd G30SF also had accuracy concerns along with the WORST cause pull of ANY Glock I've ever owned, and I could NOT proper it working with this set up no matter what I did and well around one,000 rounds of wanting to fix it and “split in” the gun (which I haven't had to do with any Glock in advance of either).In my view, better than stock. Th