I am old schoo
13.0 of 2400 over a 240 cast bullet.
I did load some 180 xtps not sure why.

I am shooting those over 23 gr of 2400 out of my S&W 69 3”. Put a RMR on that puppy.
Bad ass out to 50 yards easy.

BTW
I need a GP 44 spl


If it jams force it! If it breaks it needed replacing anyway.