- 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. For Use With 2.75" Shotshells Only.