I would have to say there is no answer to this question
The ISBN of Long Way Round is 0743499336.
The duration of Long Way Round is 2520.0 seconds.
Long Way Round has 320 pages.
Long Way Round ended on 2005-02-01.
Long Way Round was created on 2004-10-18.
Fungi
It is 3 minutes and 7 seconds long!
Please be more specific: a round of what? Golf? Boxing? Singing?
Most likely not much the 5.56 round's case is 45mm long and the AK-47 round is 39mm long, so the bolt won't close on the 5.56 round.
As long as it has the round enclosure, it is safe.
A long time
The Earth is round the earth was round