vmaxx is the budget version of FK mate, there the exact same as the Jamexx ones and the ones venom have apparently and the same as the ones philj gets.
the ones philJ gets do not go as low at the back as the FK ones. i drove with my old arosa slammed teh whole way down on FK's and i couldnt fault them other than being bumpy but then again a car that low i might of as well welded up the suspension it was that firm