I've been thinking about buying a can for my ARs and settled on the mini4. My question is, after looking at AACs website it's unclear on how it mounts. All it says is that the mount is a 51T ratchet mount. Does that mean you have to have the 51T muzzle brake or flash hider to mount it? Also, can it be pinned and welded on a 14.5 upper? I searched for mini4 and all that came up for a couple threads. Thanks in advance, this will be my first suppressor so I'm def a newb