#1 AR Upgrade Bundle

Distinguish Your AR with an A2 Replacement

Want to know the easiest method of upgrading your standard AR15 With an A2 system? Put your A2 handguard and sights back on the shelf and replace them with a custom design. Seems intimidating? Don’t worry, even beginners can master an A2 replacement. Our easy Retrofit Tool Kit has everything you need to modify your A2 system and it opens the door to even more customization. 

Looking for Help?

Have no fear. We got you. Our step-by-step instructions and video walk you through the entire process.

A2 Upgrades Made Easy

Ready to upgrade your A2 system? Find the right option for you below.

So many others have upgraded their ARs and their lives!  Be an ARchitect. Become an ARchitect and join a growing community of AR builders of ALL experience levels. Whether you’re a beginner or a seasoned gunsmith – we can match your level of interest, budget and experience with the perfect blueprint and parts list.