Uncle Mike's Quick DetachableSling Swivels Mossberg 500 12 Ga 1"

Now you can add sling swivels to your favourite pump action shotgun without altering it. Uncle Mike's Magazine Cap Swivel Sets have a factory style magazine cap with the quick detach swivel base included. Just unscrew the factory magazine cap and replace it with the new cap. For the buttstock, a 3/4" wood screw swivel base is included, along with two 1" Super Swivels. 12 gauge only.