Mossberg 590M 12 Gauge 10-Round Magazine

This is a factory Mossberg 590m 12 gauge 10 round magazine for the Mossberg 590m Shotgun.
Patented double-stack design, for use exclusively with the Mossberg® 590M Mag Fed Shotgun. Features hardened steel feed lips, over-molded shell ramps, easy-grip molded design, proprietary self-lubricating polymer magazine body material, removable floor plate for easy cleaning, and a tough black oxide finish on the steel components.