How To Install A Beretta 92/M9 D Spring (HD)
This guide details the installation of a Brownells D hammer spring on a Beretta 92/M9 series pistol, aimed at reducing the double-action trigger pull. The process involves careful disassembly, replacement of the hammer spring, and reassembly, with a focus on safety and proper function checks. The speaker, demonstrating experienced gunsmithing knowledge, shows how to measure the trigger pull before and after the modification.











