Thanks for the reply mate.
The stand offs were already screwed in, in the case and I didn't try un screwing them, can that be done (Antec P182 case) as I don't want to take everything out, to find they can't be unscrewed
I have got plenty of stand offs though around, it came with a few in the box of screws too.
ah good point, im not sure about that case, from pics it looks like its built in, i suppose someone who has it can tell you
but looking here, it seems it doesnt