GG&G, Inc. Single Point Sling Attachment Sling Mount, Fits Moss 500/590, Black Finish GGG-1132 GG&G have manufactured a Mossberg 500 Front Sling Attachment for some time" but their good friends at Specter Gear suggested a new design that worked better and saved manufacturing costs" which in turn means a lower price for you" valued customer. Thanks Specter Gear!