I kept going back to those pictures thinking something didn't look right, but I was focused on the buffer / buffer retainer. Apparently my subconscious knew something I didn't....
-rvb
Dang fellas... you just made me pause Bret Baier and pull out an AR to look. It should be smooth. Change out the end plate. That could definatley be the issue.
On a side note- I'll admit to installing a disc spring upside down. You'll only do it once.
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