Originally Posted by josh...just josh

I know that knights and 777 aren't the in thing right now, but they are what I am into! Since I started shooting 777 again I got reminded about the crud ring. I remembered that knight had made the power stem plug to deal with it, but then bh209 came out and everyone seemed to forget about it... I did a search on here and didn't come up much about this plug. Has anyone used it? did it seem to help with the crud ring?