MIKE the plug is 2.1/2 Round 8" long. I got some 6/0 I had got from you----but don't look big enough????? did you get any #8-5 Grommets yet. need about -->150 Im OUT cant do any more till I get some. got to work this weekend, if you have instock Ill send you a CHECK for them, an be down in DEC when you re- open for MORE STUFF.
GOOD LUCK GOOD PLUGGIN