DD4

The MK12® earned its place as a legend of precision with unmatched accuracy. Today, Daniel Defense® carries forward the MK12 legacy in a whole new way.

The collaboration between Daniel Defense and Area 419 offers an innovative lineup of accessories that elevate your DD from good to great.

This topic may not be as straight-forward as it seems.

Get an in-depth introduction to the Daniel Defense RISII, RISIII, and DD4 rail systems – From military heritage to modern modularity, you’re going to get all the details you need to build with confidence.

Trying to choose a rifle that’s the perfect fit for you? Here's an in-depth breakdown of what you need to know before you buy—so you get exactly what you’re looking for.