This is a factory SIG P365 12-round magazine, chambered in .380 ACP.

This P365 features a high-quality steel construction that can weather the harshest conditions a magazine experiences. From extreme temperatures to severe impacts, this magazine can endure it all.

The polymer follower and steel spring provide smooth and reliable feeding and loading, eliminating any jams or shooting frustration. The polymer baseplate fits flush with the bottom of the firearm, and can be removed if necessary for any desired cleaning or maintenance.