It’s the details that often make or break the project, and that includes your AR-15 build. We all know the trigger, grip, and stock can make or break your build, but a good sling is usually an afterthought until you get to the range and realize you hate the one you bought. Maybe that’s you now, but hopefully, you’re researching ahead of time. For this article, I’ve talked with several AR-15 enthusiasts and former military and law enforcement members and tested some of the best AR-15 slings.