text:  Well, that makes perfect sense. Okay, 11 1⁄2 inch for the 556. Put a can on it. And for those who don't know, you just do basically the same as registering a suppressor. You go through the same process. You get your paperwork back. There are, and we ought to point out, there are some restrictions on SBRs, particularly when it comes to traveling across state lines you need to be aware of, correct? Correct.