Hollywood V Reality: The Oil Filter. Let’s tap into the COD archives and give the oil filter a try.


PREMO Member
I doubt it .... this device has been around for a number of years as for the YouTube Cahnnel

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black dog

Free America
They have been around for a few years now.
I would bet they registered the adapter...
And I say that because when you look at the supressors from the past, some had end caps that held replaceable urethane swipes in them.

The swipes had a smaller hole than the bullet diameter so shooting through them it was a wear part...