The GUN DIY® manual is crafted specifically for AR15 enthusiasts, showcasing 18 premier modifications that span from beginner to advanced levels. It provides precise, step-by-step instructions accompanied by detailed photos, ensuring users can confidently assemble their AR15 correctly.

This is an upgraded vision of the "Top 18 Mods" booklet included in the Armorer’s Master Kit – AR15 and AR15 Pro.