A SIMPLE KEY FOR COLT 6940 VS 6920 UNVEILED

  The magwell engraving has improved, and Colt has rebranded all their carbines as "Carbine" and no more marked M4 Carbine.  This is the only transform to your item.If any FFL inside the chain has transferred a reduce being a rifle at any place, it's a rifle. Getting an FFL isn't going to make them geniuses or suggest that they know ATF regs. I h