The SIG P365 redefined the micro-compact 9mm category by fitting 10+1 rounds into a package the size of a single-stack sub-compact. Widely adopted as a law enforcement backup and off-duty weapon for its capacity-to-size ratio. Type: Semi-Auto Pistol Action: Striker-Fired Caliber: 9mm Capacity: 10 Year introduced: 2018, USA Weight: 17.8 oz Overall length: 5.8" Status: Active Intended use: Law Enforcement, Concealed Carry, Backup