Whether you have an issued patrol rifle, EDC truck gun, or home defense designated long gun, your rifle should be the backbone of your self-defense strategy. The AR15, in its standard form is a fine tool, but there are certain accessories that make it inherently better and easier to deploy should the need arise. And, like any well-used tool, things occasionally break. These are some of our favorite accessories and parts for getting your AR in the fight and to keep it running smoothly.