If your gun is robust i.e. Beretta 92, Glocks, etc. use +P 124's. If you have an older gun i.e. Browning Hi Power Mark 1 use Standard Pressure 147 JHP's. You are not undergunned with a 9 but there are better choices. NCSHP left the 9 due to poor stopping power, they now use the 357 sig and LOVE...