Dummy Ammo: Here's the deal.....Each one of our mags come with three dummy .223 rounds to top off the magazine. If you want a full mag, add these rounds to your RGC M4 Magazine. These dummy rounds can add another level of realism to your gun, and is one of the many custom Services RGC provides to our fellow Collectors. As always, if you don't see what you want. Call us. We have it.