h3 roof bracing?
 

anyone done it? 4 12s in mine and that roofs gonna blow off

no limit
 

you can use as many words as you need to explain your idea or problem.
in this case you , I think are a little short.
what the h^ll are you talking about!!

It's the Audio section Happy.
He's talking about having (4) 12" speakers and rattling the roof. Asking if anyone has reinforced the roof bracing.

lol, I wasn't sure what he was talking about either at first.

Damn kids, get off my lawn !!!