The Q4 TAC M2 is the second-generation Q4 TAC, incorporating the PDP's Performance Duty Trigger into the Q4 TAC platform — replacing the PPQ-derived trigger of the original Q4 TAC with the improved flat-face PDP trigger. The M2 update also adds enhanced corrosion resistance on all steel components. Type: Pistol Action: Semi-Automatic Caliber: 9mm Capacity: 15 Year introduced: 2021, Germany Weight: 28.5 oz Overall length: 7.7" Status: Active Intended use: tactical, law_enforcement, military