There is a debate and there always will be a debate about whether you should have a sling on your home defense weapon. Some believe a sling on a home defense shotgun or rifle is akin to having a holster for your handgun believing no gun should be without either one. Then others believe a sling will snag on door handles and furniture while you rush to the sound of smashing doors or glass. Before deciding, you should consider what a sling’s actual purpose is and how it may be used in a tactical situation. To be less confusing this article will purposely leave out the uses for slings in a hunting situation.
Here is something interesting for you. I met reader of the blog on training today. He has installed Remington 870 SGA Sling Mount on his Remington 870 Express Magnum with wood stock:
One of the ways to attach a sling plate to your shotgun is to get a sling plate which is installed between extentsion and magazine tube. There are many sling plates available, here is one from S&J Hardware: