Sorry buddy, but you have to read my orignal post before you answer...
"No use for Panzergrenadiers"
"they are wall that denies qcq squads like rifles so they can't just rush"
Well i answered what title asks
anyway about original post
But if you got 3 Grens in early, there is no MP left for PGs + AC or AT Gun.
There are, just don't rush usf and you will have enough mp