Grovtec MTMX3 Extended Magazine 12 TUBE MOUNT Mossberg/rem 1100

FEATURES
-For Mossberg 500, 835, 590, 930, 935 & Remington 1100, 12 gauge
-Provides three different ways to mount your sling or accessories:
-Picatinny rail
-Push-button base
-Standard locking swivel stud
-The steel magazine tube mount gives extra security to the 12 gauge extended magazine tube
-Rail & push button base are reversible & can be mounted to either side