The AR15 Pivot Pin Tool by Real Avid is the fastest and easiest way to install a pivot pin. This simple tool includes three durable, non-marring components that are compatible with the pivot pin of any AR15. In less than 30 seconds, you can easily install the pivot pin and eliminate the frustration and hassle of pin launching. The AR15 Pivot Pin Tool is a great addition to the tool kit of any new or experienced gun owner.