Beretta 90 Series / 80000 / PX4 Firing Pin Plunger, Blued. This factory original part is manufactured by Beretta, and is a direct replacement for the parts that came in your Beretta pistol. Made to the highest quality specifications, this part is perfect to get you back shooting, or to keep as a spare. Fits Beretta PX4, 8000 and 90 Series pistols.