The M9 (Beretta 9mm) is the standard sidearm of the US Navy. The M9 is a lightweight, semiautomatic pistol manufactured by Beretta and designed to replace the M1911A1 .45 caliber pistol and .38 caliber revolvers. The M9 has redundant automatic safety features to help prevent unintentional discharges. It is magazine fed, recoil
Most important safety on all weapons is your finger. Keep it alongside the frame and completely out of the trigger guard until ready to fire.