Don't get upset if that Blazer ammo isn't quite powerful enough to feed well. Speer, 'Lawman' or Federal, 'American Eagle' might be better choices for a new Gen4, G-23.
'Wisdom To One Is Foolishness To Another; But, Alas, A Fool Knows Not The Difference; And, The Road To Hell? ...... It Remains Well Trod By Those Who Should Know Better.'