Quote Originally Posted by Ordnance View Post
The diameter including the button is .61, but it's irrelevant because I don't want to cover the QD at all. You need 180deg of rotation in order to take it on/off, and since it's an SBR I want to be able to secure it as tight as possible otherwise you'll get POI shift.

LOL that's just going to look ridiculous. Hope it was a steal!

I would use the mentioned Fortis REV. I don't think a "slim" rail would look good on a short barrel with a long silencer