How many rounds does the magazine assembly hold?

The magazine assembly of the M9 service pistol is designed to hold 15 rounds. This capacity allows for effective engagement in various shooting scenarios while maintaining a balance between firepower and the ability to manage the weight and bulk of carrying additional magazines. The 15-round capacity is a standard feature that aligns with the design and operational requirements of the M9, ensuring it can deliver sufficient fire without the need for excessive reloading during critical situations. Understanding this aspect of the magazine assembly is crucial for users to effectively manage their ammunition supply and plan their usage in practice or tactical environments.