My 2nd G30SF also had accuracy problems along with the WORST cause pull of ANY Glock I have ever owned, And that i couldn't suitable it using this setup regardless of what I did and properly over one,000 rounds of wanting to deal with it and “break in” the gun https://garrettosqnk.blogsumer.com/32133922/not-known-factual-statements-about-where-can-i-buy-a-glock-30-online