What is the maximum capacity of the M9-pistol magazine?

The M9 pistol magazine has a maximum capacity of 15 rounds of 9mm ammunition. This design allows for a balance between the number of rounds carried and the overall size and weight of the magazine, making it suitable for various operational scenarios while maintaining effective firepower. The choice of 15 rounds ensures that the user has sufficient capacity for engagement without excessive reloads. Understanding the specifications of the M9 is crucial for personnel utilizing this sidearm in combat or training situations, as it enables better planning and execution of firearm-related tasks.